diff options
Diffstat (limited to 'drivers/usb/storage/usb.c')
-rw-r--r-- | drivers/usb/storage/usb.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c index 06615934fed1..0dceb9fa3a06 100644 --- a/drivers/usb/storage/usb.c +++ b/drivers/usb/storage/usb.c @@ -315,6 +315,7 @@ static int usb_stor_control_thread(void * __us) { struct us_data *us = (struct us_data *)__us; struct Scsi_Host *host = us_to_host(us); + struct scsi_cmnd *srb; for (;;) { usb_stor_dbg(us, "*** thread sleeping\n"); @@ -330,6 +331,7 @@ static int usb_stor_control_thread(void * __us) scsi_lock(host); /* When we are called with no command pending, we're done */ + srb = us->srb; if (us->srb == NULL) { scsi_unlock(host); mutex_unlock(&us->dev_mutex); @@ -398,14 +400,11 @@ static int usb_stor_control_thread(void * __us) /* lock access to the state */ scsi_lock(host); - /* indicate that the command is done */ - if (us->srb->result != DID_ABORT << 16) { - usb_stor_dbg(us, "scsi cmd done, result=0x%x\n", - us->srb->result); - us->srb->scsi_done(us->srb); - } else { + /* was the command aborted? */ + if (us->srb->result == DID_ABORT << 16) { SkipForAbort: usb_stor_dbg(us, "scsi command aborted\n"); + srb = NULL; /* Don't call srb->scsi_done() */ } /* @@ -429,6 +428,13 @@ SkipForAbort: /* unlock the device pointers */ mutex_unlock(&us->dev_mutex); + + /* now that the locks are released, notify the SCSI core */ + if (srb) { + usb_stor_dbg(us, "scsi cmd done, result=0x%x\n", + srb->result); + srb->scsi_done(srb); + } } /* for (;;) */ /* Wait until we are told to stop */ |