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[SCSI] fix the return value of scsi_target_queue_read()

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It seems that zero should be returned if scsi_target_is_busy(starget) is
true, no matter if sdev is on the starved list.

Signed-off-by: Hillf Danton <dhillf@gmail.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Hillf Danton 2010-12-16 14:26:37 -06:00 committed by James Bottomley
parent db422318cb
commit fd01a6632d
1 changed files with 2 additions and 3 deletions
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5
drivers/scsi/scsi_lib.c
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@ -1278,11 +1278,10 @@ static inline int scsi_target_queue_ready(struct Scsi_Host *shost,
}
if (scsi_target_is_busy(starget)) {
if (list_empty(&sdev->starved_entry)) {
if (list_empty(&sdev->starved_entry))
list_add_tail(&sdev->starved_entry,
&shost->starved_list);
return 0;
}
return 0;
}
/* We're OK to process the command, so we can't be starved */