diff options
| -rw-r--r-- | drivers/usb/storage/uas.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index cfe0102fcba..8c685801e26 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -670,13 +670,15 @@ static int uas_queuecommand_lck(struct scsi_cmnd *cmnd, BUILD_BUG_ON(sizeof(struct uas_cmd_info) > sizeof(struct scsi_pointer)); + spin_lock_irqsave(&devinfo->lock, flags); + if (devinfo->resetting) { cmnd->result = DID_ERROR << 16; cmnd->scsi_done(cmnd); + spin_unlock_irqrestore(&devinfo->lock, flags); return 0; } - spin_lock_irqsave(&devinfo->lock, flags); if (devinfo->cmnd) { spin_unlock_irqrestore(&devinfo->lock, flags); return SCSI_MLQUEUE_DEVICE_BUSY; @@ -740,6 +742,11 @@ static int uas_eh_task_mgmt(struct scsi_cmnd *cmnd, spin_lock_irqsave(&devinfo->lock, flags); + if (devinfo->resetting) { + spin_unlock_irqrestore(&devinfo->lock, flags); + return FAILED; + } + if (devinfo->running_task) { shost_printk(KERN_INFO, shost, "%s: %s: error already running a task\n", @@ -809,6 +816,12 @@ static int uas_eh_abort_handler(struct scsi_cmnd *cmnd) int ret; spin_lock_irqsave(&devinfo->lock, flags); + + if (devinfo->resetting) { + spin_unlock_irqrestore(&devinfo->lock, flags); + return FAILED; + } + uas_mark_cmd_dead(devinfo, cmdinfo, __func__); if (cmdinfo->state & COMMAND_INFLIGHT) { spin_unlock_irqrestore(&devinfo->lock, flags); |