[SCSI] Do not retry a request whose data integrity check failed
If initiator or target reject the I/O due to DIF errors there is no
point in retrying.
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index a69397f..fc4b2d0 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -344,6 +344,9 @@
return /* soft_error */ SUCCESS;
case ABORTED_COMMAND:
+ if (sshdr.asc == 0x10) /* DIF */
+ return SUCCESS;
+
return NEEDS_RETRY;
case NOT_READY:
case UNIT_ATTENTION: