summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/scsi_debug.c
diff options
context:
space:
mode:
authorMartin K. Petersen <martin.petersen@oracle.com>2017-05-19 12:39:36 -0400
committerMartin K. Petersen <martin.petersen@oracle.com>2017-05-31 22:58:25 -0400
commit70bdf2026d905b8bfa0a455d35018df3e9777a6c (patch)
treeea63421086da6a9e73659b78ced5af1bc4746db1 /drivers/scsi/scsi_debug.c
parent4cd3b6ebff8510b2139d64024411207090cfe0a9 (diff)
downloadlinux-70bdf2026d905b8bfa0a455d35018df3e9777a6c.tar.bz2
scsi: scsi_debug: Avoid PI being disabled when TPGS is enabled
It was not possible to enable both T10 PI and TPGS because they share the same byte in the INQUIRY response. Logically OR the TPGS value instead of using assignment. Reported-by: Ritika Srivastava <ritika.srivastava@oracle.com> Reviewed-by: Bart Van Assche <Bart.VanAssche@sandisk.com> Reviewed-by: Ewan D. Milne <emilne@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/scsi_debug.c')
-rw-r--r--drivers/scsi/scsi_debug.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 17249c3650fe..dc095a292c61 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -1404,7 +1404,7 @@ static int resp_inquiry(struct scsi_cmnd *scp, struct sdebug_dev_info *devip)
arr[4] = SDEBUG_LONG_INQ_SZ - 5;
arr[5] = (int)have_dif_prot; /* PROTECT bit */
if (sdebug_vpd_use_hostno == 0)
- arr[5] = 0x10; /* claim: implicit TGPS */
+ arr[5] |= 0x10; /* claim: implicit TPGS */
arr[6] = 0x10; /* claim: MultiP */
/* arr[6] |= 0x40; ... claim: EncServ (enclosure services) */
arr[7] = 0xa; /* claim: LINKED + CMDQUE */