diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/ch.c | 1 | ||||
| -rw-r--r-- | drivers/scsi/megaraid.c | 4 | ||||
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_target.c | 4 | ||||
| -rw-r--r-- | drivers/scsi/scsi_error.c | 3 | ||||
| -rw-r--r-- | drivers/scsi/scsi_sysfs.c | 11 | ||||
| -rw-r--r-- | drivers/scsi/sd.c | 3 | ||||
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.c | 3 |
7 files changed, 24 insertions, 5 deletions
diff --git a/drivers/scsi/ch.c b/drivers/scsi/ch.c index c535c52e72e5..3f7c25d104fe 100644 --- a/drivers/scsi/ch.c +++ b/drivers/scsi/ch.c @@ -578,7 +578,6 @@ ch_release(struct inode *inode, struct file *file) scsi_changer *ch = file->private_data; scsi_device_put(ch->device); - ch->device = NULL; file->private_data = NULL; kref_put(&ch->ref, ch_destroy); return 0; diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c index 9b6f5d024dba..f5c09bbf9374 100644 --- a/drivers/scsi/megaraid.c +++ b/drivers/scsi/megaraid.c @@ -4221,11 +4221,11 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) */ if (pdev->subsystem_vendor == PCI_VENDOR_ID_COMPAQ && pdev->subsystem_device == 0xC000) - return -ENODEV; + goto out_disable_device; /* Now check the magic signature byte */ pci_read_config_word(pdev, PCI_CONF_AMISIG, &magic); if (magic != HBA_SIGNATURE_471 && magic != HBA_SIGNATURE) - return -ENODEV; + goto out_disable_device; /* Ok it is probably a megaraid */ } diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c index 87e04c4a4982..11753ed3433c 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -996,6 +996,7 @@ static void qlt_free_session_done(struct work_struct *work) if (logout_started) { bool traced = false; + u16 cnt = 0; while (!ACCESS_ONCE(sess->logout_completed)) { if (!traced) { @@ -1005,6 +1006,9 @@ static void qlt_free_session_done(struct work_struct *work) traced = true; } msleep(100); + cnt++; + if (cnt > 200) + break; } ql_dbg(ql_dbg_disc, vha, 0xf087, diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index cf70f0bb8375..bdec5f429440 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -935,6 +935,7 @@ void scsi_eh_prep_cmnd(struct scsi_cmnd *scmd, struct scsi_eh_save *ses, ses->sdb = scmd->sdb; ses->next_rq = scmd->request->next_rq; ses->result = scmd->result; + ses->resid_len = scmd->req.resid_len; ses->underflow = scmd->underflow; ses->prot_op = scmd->prot_op; ses->eh_eflags = scmd->eh_eflags; @@ -946,6 +947,7 @@ void scsi_eh_prep_cmnd(struct scsi_cmnd *scmd, struct scsi_eh_save *ses, memset(&scmd->sdb, 0, sizeof(scmd->sdb)); scmd->request->next_rq = NULL; scmd->result = 0; + scmd->req.resid_len = 0; if (sense_bytes) { scmd->sdb.length = min_t(unsigned, SCSI_SENSE_BUFFERSIZE, @@ -999,6 +1001,7 @@ void scsi_eh_restore_cmnd(struct scsi_cmnd* scmd, struct scsi_eh_save *ses) scmd->sdb = ses->sdb; scmd->request->next_rq = ses->next_rq; scmd->result = ses->result; + scmd->req.resid_len = ses->resid_len; scmd->underflow = ses->underflow; scmd->prot_op = ses->prot_op; scmd->eh_eflags = ses->eh_eflags; diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index 8ce12ffcbb7a..ffb44d77a01b 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -722,6 +722,14 @@ sdev_store_delete(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct kernfs_node *kn; + struct scsi_device *sdev = to_scsi_device(dev); + + /* + * We need to try to get module, avoiding the module been removed + * during delete. + */ + if (scsi_device_get(sdev)) + return -ENODEV; kn = sysfs_break_active_protection(&dev->kobj, &attr->attr); WARN_ON_ONCE(!kn); @@ -736,9 +744,10 @@ sdev_store_delete(struct device *dev, struct device_attribute *attr, * state into SDEV_DEL. */ device_remove_file(dev, attr); - scsi_remove_device(to_scsi_device(dev)); + scsi_remove_device(sdev); if (kn) sysfs_unbreak_active_protection(kn); + scsi_device_put(sdev); return count; }; static DEVICE_ATTR(delete, S_IWUSR, NULL, sdev_store_delete); diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 3b70f7bb7fe6..35cea5827a7a 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -1658,7 +1658,8 @@ static int sd_sync_cache(struct scsi_disk *sdkp, struct scsi_sense_hdr *sshdr) /* we need to evaluate the error return */ if (scsi_sense_valid(sshdr) && (sshdr->asc == 0x3a || /* medium not present */ - sshdr->asc == 0x20)) /* invalid command */ + sshdr->asc == 0x20 || /* invalid command */ + (sshdr->asc == 0x74 && sshdr->ascq == 0x71))) /* drive is password locked */ /* this is no error here */ return 0; diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 60c9184bad3b..07cae5ea608c 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -7755,6 +7755,9 @@ int ufshcd_shutdown(struct ufs_hba *hba) { int ret = 0; + if (!hba->is_powered) + goto out; + if (ufshcd_is_ufs_dev_poweroff(hba) && ufshcd_is_link_off(hba)) goto out; |