[SCSI] Return ENODATA on medium error
When a medium error is detected the SCSI stack should return
ENODATA to the upper layers.
[jejb: fix whitespace error]
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 1b1298c..a46c3dd 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -371,7 +371,7 @@
if (sshdr.asc == 0x11 || /* UNRECOVERED READ ERR */
sshdr.asc == 0x13 || /* AMNF DATA FIELD */
sshdr.asc == 0x14) { /* RECORD NOT FOUND */
- set_host_byte(scmd, DID_TARGET_FAILURE);
+ set_host_byte(scmd, DID_MEDIUM_ERROR);
return SUCCESS;
}
return NEEDS_RETRY;
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 49020d5..36b5c89 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -727,6 +727,7 @@
* -EREMOTEIO permanent target failure, do not retry
* -EBADE permanent nexus failure, retry on other path
* -ENOSPC No write space available
+ * -ENODATA Medium error
* -EIO unspecified I/O error
*/
static int __scsi_error_from_host_byte(struct scsi_cmnd *cmd, int result)
@@ -749,6 +750,10 @@
set_host_byte(cmd, DID_OK);
error = -ENOSPC;
break;
+ case DID_MEDIUM_ERROR:
+ set_host_byte(cmd, DID_OK);
+ error = -ENODATA;
+ break;
default:
error = -EIO;
break;