summaryrefslogtreecommitdiff
path: root/drivers/scsi/scsi_scan.c
diff options
context:
space:
mode:
authorJohannes Thumshirn <jthumshirn@suse.de>2018-06-25 14:20:58 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2018-06-26 19:27:06 +0300
commitc65be1a63f1df224c8f22d72b9ec824241ada585 (patch)
tree92d2f1e475f5556095f02b172cd7b7ac595e6479 /drivers/scsi/scsi_scan.c
parent8e1695a07c7b28e2eb1c02cc01e2b8f5dd28bf87 (diff)
downloadlinux-c65be1a63f1df224c8f22d72b9ec824241ada585.tar.xz
scsi: core: check for equality of result byte values
When evaluating a SCSI command's result using the field access macros, check for equality of the fields and not if a specific bit is set. This is a preparation patch, for reworking the results field in the SCSI command. Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Bart Van Assche <bart.vanassche@wdc.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/scsi_scan.c')
-rw-r--r--drivers/scsi/scsi_scan.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 0880d975eed3..78ca63dfba4a 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -614,7 +614,7 @@ static int scsi_probe_lun(struct scsi_device *sdev, unsigned char *inq_result,
* INQUIRY should not yield UNIT_ATTENTION
* but many buggy devices do so anyway.
*/
- if ((driver_byte(result) & DRIVER_SENSE) &&
+ if (driver_byte(result) == DRIVER_SENSE &&
scsi_sense_valid(&sshdr)) {
if ((sshdr.sense_key == UNIT_ATTENTION) &&
((sshdr.asc == 0x28) ||