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path: root/drivers/bluetooth/h4_recv.h
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2019-05-30treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156Thomas Gleixner
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not write to the free software foundation inc 59 temple place suite 330 boston ma 02111 1307 usa extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1334 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-02-18Bluetooth: remove redundant zero check on countColin Ian King
Variable count is never zero inside the loop so the check if count is zero is redundant and can be removed. Fix this. Detected by CoverityScan, CID#1466880 ("Logically dead code") Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2019-01-22Bluetooth: hci_uart: Check if socket buffer is ERR_PTR in h4_recv_buf()Myungho Jung
h4_recv_buf() callers store the return value to socket buffer and recursively pass the buffer to h4_recv_buf() without protection. So, ERR_PTR returned from h4_recv_buf() can be dereferenced, if called again before setting the socket buffer to NULL from previous error. Check if skb is ERR_PTR in h4_recv_buf(). Reported-by: syzbot+017a32f149406df32703@syzkaller.appspotmail.com Signed-off-by: Myungho Jung <mhjungk@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2018-04-01Bluetooth: bpa10x: Use separate h4_recv_buf helperMarcel Holtmann
When adding the alignment and padding support for H:4 packet processing for the Nokia driver, it broke the h4_recv_buf usage within bpa10x driver. To fix this use a separate helper function and placing it into a dedicated h4_recv.h header file. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>