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commit 5719df243e118fb343725e8b2afb1637e1af1373 upstream.
This driver has a potential issue which this driver is possible to
cause superfluous irqs after usb_pkt_pop() is called. So, after
the commit 3af32605289e ("usb: renesas_usbhs: fix error return
code of usbhsf_pkt_handler()") had been applied, we could observe
the following error happened when we used g_audio.
renesas_usbhs e6590000.usb: irq_ready run_error 1 : -22
To fix the issue, disable the tx or rx interrupt in usb_pkt_pop().
Fixes: 2743e7f90dc0 ("usb: renesas_usbhs: fix the usb_pkt_pop()")
Cc: <stable@vger.kernel.org> # v4.4+
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Link: https://lore.kernel.org/r/20210624122039.596528-1-yoshihiro.shimoda.uh@renesas.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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commit b5fdf5c6e6bee35837e160c00ac89327bdad031b upstream.
The MAX-3421 USB driver remembers the state of the USB toggles for a
device/endpoint. To save SPI writes, this was only done when a new
device/endpoint was being used. Unfortunately, if the old device was
removed, this would cause writes to freed memory.
To fix this, a simpler scheme is used. The toggles are read from
hardware when a URB is completed, and the toggles are always written to
hardware when any URB transaction is started. This will cause a few more
SPI transactions, but no causes kernel panics.
Fixes: 2d53139f3162 ("Add support for using a MAX3421E chip as a host driver.")
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Mark Tomlinson <mark.tomlinson@alliedtelesis.co.nz>
Link: https://lore.kernel.org/r/20210625031456.8632-1-mark.tomlinson@alliedtelesis.co.nz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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commit 6abf2fe6b4bf6e5256b80c5817908151d2d33e9f upstream.
LaCie Rugged USB3-FW appears to be incompatible with UAS. It generates
errors like:
[ 1151.582598] sd 14:0:0:0: tag#16 uas_eh_abort_handler 0 uas-tag 1 inflight: IN
[ 1151.582602] sd 14:0:0:0: tag#16 CDB: Report supported operation codes a3 0c 01 12 00 00 00 00 02 00 00 00
[ 1151.588594] scsi host14: uas_eh_device_reset_handler start
[ 1151.710482] usb 2-4: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
[ 1151.741398] scsi host14: uas_eh_device_reset_handler success
[ 1181.785534] scsi host14: uas_eh_device_reset_handler start
Signed-off-by: Julian Sikorski <belegdol+github@gmail.com>
Cc: stable <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20210720171910.36497-1-belegdol+github@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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commit 1bf2761c837571a66ec290fb66c90413821ffda2 upstream.
Maximum Exit Latency (MEL) value is used by host to know how much in
advance it needs to start waking up a U1/U2 suspended link in order to
service a periodic transfer in time.
Current MEL calculation only includes the time to wake up the path from
U1/U2 to U0. This is called tMEL1 in USB 3.1 section C 1.5.2
Total MEL = tMEL1 + tMEL2 +tMEL3 + tMEL4 which should additinally include:
- tMEL2 which is the time it takes for PING message to reach device
- tMEL3 time for device to process the PING and submit a PING_RESPONSE
- tMEL4 time for PING_RESPONSE to traverse back upstream to host.
Add the missing tMEL2, tMEL3 and tMEL4 to MEL calculation.
Cc: <stable@kernel.org> # v3.5
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20210715150122.1995966-1-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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commit 1b7f56fbc7a1b66967b6114d1b5f5a257c3abae6 upstream.
The device initiated link power management U1/U2 states should not be
enabled in case the system exit latency plus one bus interval (125us) is
greater than the shortest service interval of any periodic endpoint.
This is the case for both U1 and U2 sytstem exit latencies and link states.
See USB 3.2 section 9.4.9 "Set Feature" for more details
Note, before this patch the host and device initiated U1/U2 lpm states
were both enabled with lpm. After this patch it's possible to end up with
only host inititated U1/U2 lpm in case the exit latencies won't allow
device initiated lpm.
If this case we still want to set the udev->usb3_lpm_ux_enabled flag so
that sysfs users can see the link may go to U1/U2.
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Cc: stable <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20210715150122.1995966-2-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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commit 72f68bf5c756f5ce1139b31daae2684501383ad5 upstream.
There's a small window where a USB 2 remote wake may be left unhandled
due to a race between hub thread and xhci port event interrupt handler.
When the resume event is detected in the xhci interrupt handler it kicks
the hub timer, which should move the port from resume to U0 once resume
has been signalled for long enough.
To keep the hub "thread" running we set a bus_state->resuming_ports flag.
This flag makes sure hub timer function kicks itself.
checking this flag was not properly protected by the spinlock. Flag was
copied to a local variable before lock was taken. The local variable was
then checked later with spinlock held.
If interrupt is handled right after copying the flag to the local variable
we end up stopping the hub thread before it can handle the USB 2 resume.
CPU0 CPU1
(hub thread) (xhci event handler)
xhci_hub_status_data()
status = bus_state->resuming_ports;
<Interrupt>
handle_port_status()
spin_lock()
bus_state->resuming_ports = 1
set_flag(HCD_FLAG_POLL_RH)
spin_unlock()
spin_lock()
if (!status)
clear_flag(HCD_FLAG_POLL_RH)
spin_unlock()
Fix this by taking the lock a bit earlier so that it covers
the resuming_ports flag copy in the hub thread
Cc: <stable@vger.kernel.org>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20210715150651.1996099-2-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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[ Upstream commit 7bbcb919e32d776ca8ddce08abb391ab92eef6a9 ]
The mipi_dsi_device allocated by mipi_dsi_device_register_full() is
already free'd on release.
Fixes: 2f733d6194bd ("drm/panel: Add support for the Raspberry Pi 7" Touchscreen.")
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210720134525.563936-9-maxime@cerno.tech
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit f3a1a937f7b240be623d989c8553a6d01465d04f ]
This reverts commit 0bd860493f81eb2a46173f6f5e44cc38331c8dbd.
While the patch was working as stated,ie preventing the L850-GL LTE modem
from crashing on some U3 wake-ups due to a race condition between the
host wake-up and the modem-side wake-up, when using the MBIM interface,
this would force disabling the USB runtime PM on the device.
The increased power consumption is significant for LTE laptops,
and given that with decently recent modem firmwares, when the modem hits
the bug, it automatically recovers (ie it drops from the bus, but
automatically re-enumerates after less than half a second, rather than being
stuck until a power cycle as it was doing with ancient firmware), for
most people, the trade-off now seems in favor of re-enabling it by
default.
For people with access to the platform code, the bug can also be worked-around
successfully by changing the USB3 LFPM polling off-time for the XHCI
controller in the BIOS code.
Signed-off-by: Vincent Palatin <vpalatin@chromium.org>
Link: https://lore.kernel.org/r/20210721092516.2775971-1-vpalatin@chromium.org
Fixes: 0bd860493f81 ("USB: quirks: ignore remote wake-up on Fibocom L850-GL LTE modem")
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 7764656b108cd308c39e9a8554353b8f9ca232a3 ]
Followling process:
nvme_probe
nvme_reset_ctrl
nvme_change_ctrl_state(ctrl, NVME_CTRL_RESETTING)
queue_work(nvme_reset_wq, &ctrl->reset_work)
--------------> nvme_remove
nvme_change_ctrl_state(&dev->ctrl, NVME_CTRL_DELETING)
worker_thread
process_one_work
nvme_reset_work
WARN_ON(dev->ctrl.state != NVME_CTRL_RESETTING)
, which will trigger WARN_ON in nvme_reset_work():
[ 127.534298] WARNING: CPU: 0 PID: 139 at drivers/nvme/host/pci.c:2594
[ 127.536161] CPU: 0 PID: 139 Comm: kworker/u8:7 Not tainted 5.13.0
[ 127.552518] Call Trace:
[ 127.552840] ? kvm_sched_clock_read+0x25/0x40
[ 127.553936] ? native_send_call_func_single_ipi+0x1c/0x30
[ 127.555117] ? send_call_function_single_ipi+0x9b/0x130
[ 127.556263] ? __smp_call_single_queue+0x48/0x60
[ 127.557278] ? ttwu_queue_wakelist+0xfa/0x1c0
[ 127.558231] ? try_to_wake_up+0x265/0x9d0
[ 127.559120] ? ext4_end_io_rsv_work+0x160/0x290
[ 127.560118] process_one_work+0x28c/0x640
[ 127.561002] worker_thread+0x39a/0x700
[ 127.561833] ? rescuer_thread+0x580/0x580
[ 127.562714] kthread+0x18c/0x1e0
[ 127.563444] ? set_kthread_struct+0x70/0x70
[ 127.564347] ret_from_fork+0x1f/0x30
The preceding problem can be easily reproduced by executing following
script (based on blktests suite):
test() {
pdev="$(_get_pci_dev_from_blkdev)"
sysfs="/sys/bus/pci/devices/${pdev}"
for ((i = 0; i < 10; i++)); do
echo 1 > "$sysfs/remove"
echo 1 > /sys/bus/pci/rescan
done
}
Since the device ctrl could be updated as an non-RESETTING state by
repeating probe/remove in userspace (which is a normal situation), we
can replace stack dumping WARN_ON with a warnning message.
Fixes: 82b057caefaff ("nvme-pci: fix multiple ctrl removal schedulin")
Signed-off-by: Zhihao Cheng <chengzhihao1@huawei.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 56912da7a68c8356df6a6740476237441b0b792a ]
The original implementation of RPM handling in probe() was mostly
correct, except it failed to call pm_runtime_get_*() to activate the
hardware. The subsequent fix, 734882a8bf98 ("spi: cadence: Correct
initialisation of runtime PM"), breaks the implementation further,
to the point where the system using this hard IP on ZynqMP hangs on
boot, because it accesses hardware which is gated off.
Undo 734882a8bf98 ("spi: cadence: Correct initialisation of runtime
PM") and instead add missing pm_runtime_get_noresume() and move the
RPM disabling all the way to the end of probe(). That makes ZynqMP
not hang on boot yet again.
Fixes: 734882a8bf98 ("spi: cadence: Correct initialisation of runtime PM")
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Charles Keepax <ckeepax@opensource.cirrus.com>
Cc: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20210716182133.218640-1-marex@denx.de
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 6d8e7e7c932162bccd06872362751b0e1d76f5af ]
WRITE SAME(32) command handling reads WRPROTECT at the wrong offset in 1st
byte instead of 10th byte.
Link: https://lore.kernel.org/r/20210702091655.22818-1-d.bogdanov@yadro.com
Fixes: afd73f1b60fc ("target: Perform PROTECT sanity checks for WRITE_SAME")
Signed-off-by: Dmitry Bogdanov <d.bogdanov@yadro.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit e746f3451ec7f91dcc9fd67a631239c715850a34 ]
A ISCSI_IFACE_PARAM can have the same value as a ISCSI_NET_PARAM so when
iscsi_iface_attr_is_visible tries to figure out the type by just checking
the value, we can collide and return the wrong type. When we call into the
driver we might not match and return that we don't want attr visible in
sysfs. The patch fixes this by setting the type when we figure out what the
param is.
Link: https://lore.kernel.org/r/20210701002559.89533-1-michael.christie@oracle.com
Fixes: 3e0f65b34cc9 ("[SCSI] iscsi_transport: Additional parameters for network settings")
Signed-off-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit e7efc2ce3d0789cd7c21b70ff00cd7838d382639 ]
Shifting the u16 integer oct->pcie_port by CN23XX_PKT_INPUT_CTL_MAC_NUM_POS
(29) bits will be promoted to a 32 bit signed int and then sign-extended
to a u64. In the cases where oct->pcie_port where bit 2 is set (e.g. 3..7)
the shifted value will be sign extended and the top 32 bits of the result
will be set.
Fix this by casting the u16 values to a u64 before the 29 bit left shift.
Addresses-Coverity: ("Unintended sign extension")
Fixes: 3451b97cce2d ("liquidio: CN23XX register setup")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 3a70dd2d050331ee4cf5ad9d5c0a32d83ead9a43 ]
In FIFO mode were two problems:
- RX mode was never handled and
- in this case the tx_buf pointer was NULL and caused an exception
fix this by handling RX mode in mtk_spi_fifo_transfer
Fixes: a568231f4632 ("spi: mediatek: Add spi bus for Mediatek MT8173")
Signed-off-by: Peter Hess <peter.hess@ph-home.de>
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Link: https://lore.kernel.org/r/20210706121609.680534-1-linux@fw-web.de
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 251ef6f71be2adfd09546a26643426fe62585173 ]
nvme_dev_remove_admin could free dev->admin_q and the admin_tagset
while they are being accessed by nvme_dev_disable(), which can be called
by nvme_reset_work via nvme_remove_dead_ctrl.
Commit cb4bfda62afa ("nvme-pci: fix hot removal during error handling")
intended to avoid requests being stuck on a removed controller by killing
the admin queue. But the later fix c8e9e9b7646e ("nvme-pci: unquiesce
admin queue on shutdown"), together with nvme_dev_disable(dev, true)
right before nvme_dev_remove_admin() could help dispatch requests and
fail them early, so we don't need nvme_dev_remove_admin() any more.
Fixes: cb4bfda62afa ("nvme-pci: fix hot removal during error handling")
Signed-off-by: Casey Chen <cachen@purestorage.com>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 382a7c20d9253bcd5715789b8179528d0f3de72c ]
Assignment to *ring should be done after correctness check of the
argument queue.
Fixes: 91db364236c8 ("igb: Refactor igb_configure_cbs()")
Signed-off-by: Jedrzej Jagielski <jedrzej.jagielski@intel.com>
Acked-by: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Tested-by: Tony Brelinski <tonyx.brelinski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 6c19d772618fea40d9681f259368f284a330fd90 ]
Ensure that the adapter->q_vector[MAX_Q_VECTORS] array isn't accessed
beyond its size. It was fixed by using a local variable num_q_vectors
as a limit for loop index, and ensure that num_q_vectors is not bigger
than MAX_Q_VECTORS.
Fixes: 047e0030f1e6 ("igb: add new data structure for handling interrupts and NAPI")
Signed-off-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Reviewed-by: Grzegorz Siwik <grzegorz.siwik@intel.com>
Reviewed-by: Arkadiusz Kubalewski <arkadiusz.kubalewski@intel.com>
Reviewed-by: Slawomir Laba <slawomirx.laba@intel.com>
Reviewed-by: Sylwester Dziedziuch <sylwesterx.dziedziuch@intel.com>
Reviewed-by: Mateusz Palczewski <mateusz.placzewski@intel.com>
Tested-by: Tony Brelinski <tonyx.brelinski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit af30cbd2f4d6d66a9b6094e0aa32420bc8b20e08 ]
If an error occurs after a 'pci_enable_pcie_error_reporting()' call, it
must be undone by a corresponding 'pci_disable_pcie_error_reporting()'
call, as already done in the remove function.
Fixes: 5eae00c57f5e ("i40evf: main driver core")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 4589075608420bc49fcef6e98279324bf2bb91ae ]
If an error occurs after a 'pci_enable_pcie_error_reporting()' call, it
must be undone by a corresponding 'pci_disable_pcie_error_reporting()'
call, as already done in the remove function.
Fixes: 111b9dc5c981 ("e1000e: add aer support")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: Sasha Neftin <sasha.neftin@intel.com>
Tested-by: Dvora Fuxbrumer <dvorax.fuxbrumer@linux.intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit e85e14d68f517ef12a5fb8123fff65526b35b6cd ]
If an error occurs after a 'pci_enable_pcie_error_reporting()' call, it
must be undone by a corresponding 'pci_disable_pcie_error_reporting()'
call, as already done in the remove function.
Fixes: 19ae1b3fb99c ("fm10k: Add support for PCI power management and error handling")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit fea03b1cebd653cd095f2e9a58cfe1c85661c363 ]
If an error occurs after a 'pci_enable_pcie_error_reporting()' call, it
must be undone by a corresponding 'pci_disable_pcie_error_reporting()'
call, as already done in the remove function.
Fixes: 40a914fa72ab ("igb: Add support for pci-e Advanced Error Reporting")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Tested-by: Tony Brelinski <tonyx.brelinski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit dd2aefcd5e37989ae5f90afdae44bbbf3a2990da ]
If an error occurs after a 'pci_enable_pcie_error_reporting()' call, it
must be undone by a corresponding 'pci_disable_pcie_error_reporting()'
call, as already done in the remove function.
Fixes: 6fabd715e6d8 ("ixgbe: Implement PCIe AER support")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Tested-by: Tony Brelinski <tonyx.brelinski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 7b292608db23ccbbfbfa50cdb155d01725d7a52e ]
Cleans the next descriptor to watch (next_to_watch) when cleaning the
TX ring.
Failure to do so can cause invalid memory accesses. If igb_poll() runs
while the controller is reset this can lead to the driver try to free
a skb that was already freed.
(The crash is harder to reproduce with the igb driver, but the same
potential problem exists as the code is identical to igc)
Fixes: 7cc6fd4c60f2 ("igb: Don't bother clearing Tx buffer_info in igb_clean_tx_ring")
Signed-off-by: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Reported-by: Erez Geva <erez.geva.ext@siemens.com>
Tested-by: Tony Brelinski <tonyx.brelinski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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commit ffe000217c5068c5da07ccb1c0f8cce7ad767435 upstream.
Each add_fence() call does a dma_fence_get() on the relevant fence. In
the error path, we weren't calling dma_fence_put() so all those fences
got leaked. Also, in the krealloc_array failure case, we weren't
freeing the fences array. Instead, ensure that i and fences are always
zero-initialized and dma_fence_put() all the fences and kfree(fences) on
every error path.
Signed-off-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Christian König <christian.koenig@amd.com>
Fixes: a02b9dc90d84 ("dma-buf/sync_file: refactor fence storage in struct sync_file")
Cc: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Cc: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210624174732.1754546-1-jason@jlekstrand.net
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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commit 0336f8ffece62f882ab3012820965a786a983f70 upstream.
priv is netdev private data and it cannot be
used after free_netdev() call. Using priv after free_netdev()
can cause UAF bug. Fix it by moving free_netdev() at the end of the
function.
Fixes: 1e0a8b13d355 ("tlan: cancel work at remove path")
Signed-off-by: Pavel Skripkin <paskripkin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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commit ad297cd2db8953e2202970e9504cab247b6c7cb4 upstream.
adpt is netdev private data and it cannot be
used after free_netdev() call. Using adpt after free_netdev()
can cause UAF bug. Fix it by moving free_netdev() at the end of the
function.
Fixes: 54e19bc74f33 ("net: qcom/emac: do not use devm on internal phy pdev")
Signed-off-by: Pavel Skripkin <paskripkin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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commit c78eaeebe855fd93f2e77142ffd0404a54070d84 upstream.
In case of netdev registration failure the code path will
jump to init_fail label:
init_fail:
netdev_err(ndev, "init failed\n");
moxart_mac_free_memory(ndev);
irq_map_fail:
free_netdev(ndev);
return ret;
So, there is no need to call free_netdev() before jumping
to error handling path, since it can cause UAF or double-free
bug.
Fixes: 6c821bd9edc9 ("net: Add MOXA ART SoCs ethernet driver")
Signed-off-by: Pavel Skripkin <paskripkin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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commit 2b452550a203d88112eaf0ba9fc4b750a000b496 upstream.
Make sure that we disable each of the TX and RX queues in the TDMA and
RDMA control registers. This is a correctness change to be symmetrical
with the code that enables the TX and RX queues.
Tested-by: Maxime Ripard <maxime@cerno.tech>
Fixes: 1c1008c793fa ("net: bcmgenet: add main driver file")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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commit 3709488790022c85720f991bff50d48ed5a36e6a upstream.
Commit 9e5baf9b36367 ("net: dsa: mv88e6xxx: add RMU disable op")
introduced .rmu_disable() method with implementation for several models,
but forgot to add Topaz, which can use the Peridot implementation.
Use the Peridot implementation of .rmu_disable() on Topaz.
Signed-off-by: Marek Behún <kabel@kernel.org>
Fixes: 9e5baf9b36367 ("net: dsa: mv88e6xxx: add RMU disable op")
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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commit 4134455f2aafdfeab50cabb4cccb35e916034b93 upstream.
Do not attempt to write any data beyond the end of the underlying data
device while shrinking it.
The DM writecache device must be suspended when the underlying data
device is shrunk.
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Cc: stable@vger.kernel.org
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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commit 054bee16163df023e2589db09fd27d81f7ad9e72 upstream.
LVM doesn't like it when the target returns different values from what
was set in the constructor. Fix dm-writecache so that the returned
table values are exactly the same as requested values.
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Cc: stable@vger.kernel.org # v4.18+
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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[ Upstream commit b27c4577557045f1ab3cdfeabfc7f3cd24aca1fe ]
Fix array index out of bound exception in fc_rport_prli_resp().
Link: https://lore.kernel.org/r/20210615165939.24327-1-jhasan@marvell.com
Signed-off-by: Javed Hasan <jhasan@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 49da96d77938db21864dae6b7736b71e96c1d203 ]
Offlining a SATA device connected to a hisi SAS controller and then
scanning the host will result in detecting 255 non-existent devices:
# lsscsi
[2:0:0:0] disk ATA Samsung SSD 860 2B6Q /dev/sda
[2:0:1:0] disk ATA WDC WD2003FYYS-3 1D01 /dev/sdb
[2:0:2:0] disk SEAGATE ST600MM0006 B001 /dev/sdc
# echo "offline" > /sys/block/sdb/device/state
# echo "- - -" > /sys/class/scsi_host/host2/scan
# lsscsi
[2:0:0:0] disk ATA Samsung SSD 860 2B6Q /dev/sda
[2:0:1:0] disk ATA WDC WD2003FYYS-3 1D01 /dev/sdb
[2:0:1:1] disk ATA WDC WD2003FYYS-3 1D01 /dev/sdh
...
[2:0:1:255] disk ATA WDC WD2003FYYS-3 1D01 /dev/sdjb
After a REPORT LUN command issued to the offline device fails, the SCSI
midlayer tries to do a sequential scan of all devices whose LUN number is
not 0. However, SATA does not support LUN numbers at all.
Introduce a generic sas_slave_alloc() handler which will return -ENXIO for
SATA devices if the requested LUN number is larger than 0 and make libsas
drivers use this function as their .slave_alloc callback.
Link: https://lore.kernel.org/r/20210622034037.1467088-1-yuyufen@huawei.com
Reported-by: Wu Bo <wubo40@huawei.com>
Suggested-by: John Garry <john.garry@huawei.com>
Reviewed-by: John Garry <john.garry@huawei.com>
Reviewed-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Yufen Yu <yuyufen@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 332a9dd1d86f1e7203fc7f0fd7e82f0b304200fe ]
The shifting of the u8 integer returned fom ahc_inb(ahc, port+3) by 24 bits
to the left will be promoted to a 32 bit signed int and then sign-extended
to a u64. In the event that the top bit of the u8 is set then all then all
the upper 32 bits of the u64 end up as also being set because of the
sign-extension. Fix this by casting the u8 values to a u64 before the 24
bit left shift.
[ This dates back to 2002, I found the offending commit from the git
history git://git.kernel.org/pub/scm/linux/kernel/git/tglx/history.git,
commit f58eb66c0b0a ("Update aic7xxx driver to 6.2.10...") ]
Link: https://lore.kernel.org/r/20210621151727.20667-1-colin.king@canonical.com
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Addresses-Coverity: ("Unintended sign extension")
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 742b0d7e15c333303daad4856de0764f4bc83601 ]
Interrupt line can be configured on different hardware in different way,
even inverted. Therefore driver should not enforce specific trigger
type - edge falling - but instead rely on Devicetree to configure it.
The Maxim 77686 datasheet describes the interrupt line as active low
with a requirement of acknowledge from the CPU therefore the edge
falling is not correct.
The interrupt line is shared between PMIC and RTC driver, so using level
sensitive interrupt is here especially important to avoid races. With
an edge configuration in case if first PMIC signals interrupt followed
shortly after by the RTC, the interrupt might not be yet cleared/acked
thus the second one would not be noticed.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20210526172036.183223-6-krzysztof.kozlowski@canonical.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit a052b5118f13febac1bd901fe0b7a807b9d6b51c ]
Fix the following make W=1 kernel build warning:
drivers/thermal/thermal_core.c:1376: warning: expecting prototype for thermal_device_unregister(). Prototype was for thermal_zone_device_unregister() instead
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20210517051020.3463536-1-yangyingliang@huawei.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit e2d0ee225e49a5553986f3138dd2803852a31fd5 ]
The tegra30_fuse_read() symbol is used on Tegra234, so make sure it's
available.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 206e04ec7539e7bfdde9aa79a7cde656c9eb308e ]
This patch adds missing MODULE_DEVICE_TABLE definition which generates
correct modalias for automatic loading of this driver when it is built
as an external module.
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Bixuan Cui <cuibixuan@huawei.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20210508031509.53735-1-cuibixuan@huawei.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 05cf8fffcdeb47aef1203c08cbec5224fd3a0e1c ]
The to_ti_syscon_reset_data macro currently only works if the
parameter passed into it is called 'rcdev'.
Fixes a checkpatch --strict issue:
CHECK: Macro argument reuse 'rcdev' - possible side-effects?
#53: FILE: drivers/reset/reset-ti-syscon.c:53:
+#define to_ti_syscon_reset_data(rcdev) \
+ container_of(rcdev, struct ti_syscon_reset_data, rcdev)
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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commit 80927822e8b6be46f488524cd7d5fe683de97fc4 upstream.
The "retval" variable needs to be signed for the error handling to work.
Link: https://lore.kernel.org/r/YLjMEAFNxOas1mIp@mwanda
Fixes: 7e26e3ea0287 ("scsi: scsi_dh_alua: Check for negative result value")
Reviewed-by: Martin Wilck <mwilck@suse.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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[ Upstream commit 030e4138d11fced3b831c2761e4cecf347bae99c ]
If an error occurs after a pci_enable_pcie_error_reporting() call, it must
be undone by a corresponding pci_disable_pcie_error_reporting() call, as
already done in the remove function.
Link: https://lore.kernel.org/r/77adb02cfea7f1364e5603ecf3930d8597ae356e.1623482155.git.christophe.jaillet@wanadoo.fr
Fixes: 3567f36a09d1 ("[SCSI] be2iscsi: Fix AER handling in driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 8e0d09b1232d0538066c40ed4c13086faccbdff6 ]
On probe error the driver should free the memory allocated for private
structure. Fix this by using resource-managed allocation.
Fixes: a20cbdeffce2 ("powerpc/fsl: Add support for Integrated Flash Controller")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20210527154322.81253-2-krzysztof.kozlowski@canonical.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 3b132ab67fc7a358fff35e808fa65d4bea452521 ]
On probe error the driver should unmap the IO memory. Smatch reports:
drivers/memory/fsl_ifc.c:298 fsl_ifc_ctrl_probe() warn: 'fsl_ifc_ctrl_dev->gregs' not released on lines: 298.
Fixes: a20cbdeffce2 ("powerpc/fsl: Add support for Integrated Flash Controller")
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20210527154322.81253-1-krzysztof.kozlowski@canonical.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 4fb26fb83f0def3d39c14e268bcd4003aae8fade ]
Abort instead of returning a new reset control for a reset controller
device that is going to have its module unloaded.
Reported-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Fixes: 61fc41317666 ("reset: Add reset controller API")
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20210607082615.15160-1-p.zabel@pengutronix.de
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 54b909436ede47e0ee07f1765da27ec2efa41e84 ]
The scnprintf() function silently truncates the printf() and returns
the number bytes that it was able to copy (not counting the NUL
terminator). Thus, the highest value it can return here is
"NAME_SIZE - 1" and the overflow check is dead code. Fix this by
using the snprintf() function which returns the number of bytes that
would have been copied if there was enough space and changing the
condition from "> NAME_SIZE" to ">= NAME_SIZE".
Fixes: 92589c986b33 ("rtc-proc: permit the /proc/driver/rtc device to use other devices")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/YJov/pcGmhLi2pEl@mwanda
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 907c5bbb514a4676160e79764522fff56ce3448e ]
Early exits from for_each_available_child_of_node() should decrement the
node reference counter. Reported by Coccinelle:
drivers/memory/atmel-ebi.c:593:1-33: WARNING:
Function "for_each_available_child_of_node" should have of_node_put() before return around line 604.
Fixes: 6a4ec4cd0888 ("memory: add Atmel EBI (External Bus Interface) driver")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20210423101815.119341-2-krzysztof.kozlowski@canonical.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 466ba3c8ff4fae39e455ff8d080b3d5503302765 ]
The driver defined of_device_id table but did not use it with
of_match_table. This prevents usual matching via devicetree and causes
a W=1 warning:
drivers/reset/reset-a10sr.c:111:34: warning:
‘a10sr_reset_of_match’ defined but not used [-Wunused-const-variable=]
Reported-by: kernel test robot <lkp@intel.com>
Fixes: 627006820268 ("reset: Add Altera Arria10 SR Reset Controller")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20210507112803.20012-1-krzysztof.kozlowski@canonical.com
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 5a2f966d0f3fa0ef6dada7ab9eda74cacee96b8a ]
It's unsafe to operate a vq from multiple threads.
Unfortunately this is exactly what we do when invoking
clean tx poll from rx napi.
Same happens with napi-tx even without the
opportunistic cleaning from the receive interrupt: that races
with processing the vq in start_xmit.
As a fix move everything that deals with the vq to under tx lock.
Fixes: b92f1e6751a6 ("virtio-net: transmit napi")
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit 2dc0a201d0f59e6818ef443609f0850a32910844 ]
The interrupt affinity scheme used by this driver is incompatible with
multi-MSI as it implies moving the doorbell address to that of another MSI
group. This isn't possible for multi-MSI, as all the MSIs must have the
same doorbell address. As such it is restricted to systems with a single
CPU.
Link: https://lore.kernel.org/r/20210622152630.40842-2-sbodomerle@gmail.com
Fixes: fc54bae28818 ("PCI: iproc: Allow allocation of multiple MSIs")
Reported-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Sandor Bodo-Merle <sbodomerle@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Marc Zyngier <maz@kernel.org>
Acked-by: Pali Rohár <pali@kernel.org>
Acked-by: Ray Jui <ray.jui@broadcom.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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[ Upstream commit e673d697b9a234fc3544ac240e173cef8c82b349 ]
Commit fc54bae28818 ("PCI: iproc: Allow allocation of multiple MSIs")
introduced multi-MSI support with a broken allocation mechanism (it failed
to reserve the proper number of bits from the inner domain). Natural
alignment of the base vector number was also not guaranteed.
Link: https://lore.kernel.org/r/20210622152630.40842-1-sbodomerle@gmail.com
Fixes: fc54bae28818 ("PCI: iproc: Allow allocation of multiple MSIs")
Reported-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Sandor Bodo-Merle <sbodomerle@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Marc Zyngier <maz@kernel.org>
Acked-by: Pali Rohár <pali@kernel.org>
Acked-by: Ray Jui <ray.jui@broadcom.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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Yoshihiro Shimoda
Mark Tomlinson
Julian Sikorski
Mathias Nyman
Maxime Ripard
Vincent Palatin
Zhihao Cheng
Marek Vasut
Dmitry Bogdanov
Mike Christie
Colin Ian King
Peter Hess
Casey Chen
Jedrzej Jagielski
Aleksandr Loktionov
Christophe JAILLET
Vinicius Costa Gomes
Jason Ekstrand
Pavel Skripkin
Florian Fainelli
Marek Behún
Mikulas Patocka
Javed Hasan
Yufen Yu
Krzysztof Kozlowski
Yang Yingliang
Thierry Reding
Bixuan Cui
Philipp Zabel
Dan Carpenter
Krzysztof Kozlowski
Michael S. Tsirkin
Sandor Bodo-Merle