diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/storage/uas.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index b1a1acb43461..10a3dea041ed 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -249,6 +249,25 @@ static void uas_log_cmd_state(struct scsi_cmnd *cmnd, const char *caller) (ci->state & IS_IN_WORK_LIST) ? " work" : ""); } +static void uas_free_unsubmitted_urbs(struct scsi_cmnd *cmnd) +{ + struct uas_cmd_info *cmdinfo; + + if (!cmnd) + return; + + cmdinfo = (void *)&cmnd->SCp; + + if (cmdinfo->state & SUBMIT_CMD_URB) + usb_free_urb(cmdinfo->cmd_urb); + + /* data urbs may have never gotten their submit flag set */ + if (!(cmdinfo->state & DATA_IN_URB_INFLIGHT)) + usb_free_urb(cmdinfo->data_in_urb); + if (!(cmdinfo->state & DATA_OUT_URB_INFLIGHT)) + usb_free_urb(cmdinfo->data_out_urb); +} + static int uas_try_complete(struct scsi_cmnd *cmnd, const char *caller) { struct uas_cmd_info *cmdinfo = (void *)&cmnd->SCp; @@ -263,6 +282,7 @@ static int uas_try_complete(struct scsi_cmnd *cmnd, const char *caller) WARN_ON_ONCE(cmdinfo->state & COMMAND_COMPLETED); cmdinfo->state |= COMMAND_COMPLETED; devinfo->cmnd[uas_get_tag(cmnd) - 1] = NULL; + uas_free_unsubmitted_urbs(cmnd); cmnd->scsi_done(cmnd); return 0; } @@ -738,6 +758,8 @@ static int uas_eh_abort_handler(struct scsi_cmnd *cmnd) if (cmdinfo->state & DATA_OUT_URB_INFLIGHT) data_out_urb = usb_get_urb(cmdinfo->data_out_urb); + uas_free_unsubmitted_urbs(cmnd); + spin_unlock_irqrestore(&devinfo->lock, flags); if (data_in_urb) { |