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authorHannes Reinecke <hare@suse.de>2021-04-27 10:30:15 +0200
committerMartin K. Petersen <martin.petersen@oracle.com>2021-05-31 22:48:21 -0400
commit464a00c9e0ad45e3f42ff6ea705491a356df818e (patch)
tree2e5cbde03f97f84da0913242a8a3baf4f4c1fa46 /block/scsi_ioctl.c
parentd0672a03e0af5dd4b07dc9175b38e44290722192 (diff)
downloadlwn-464a00c9e0ad45e3f42ff6ea705491a356df818e.tar.gz
lwn-464a00c9e0ad45e3f42ff6ea705491a356df818e.zip
scsi: core: Kill DRIVER_SENSE
Replace the check for DRIVER_SENSE with a check for scsi_status_is_check_condition(). Audit all callsites to ensure the SAM status is set correctly. For backwards compability move the DRIVER_SENSE definition to sg.h, and update sg, bsg, and scsi_ioctl to set the DRIVER_SENSE driver_status whenever SAM_STAT_CHECK_CONDITION is present. [mkp: fix zeroday srp warning] Link: https://lore.kernel.org/r/20210427083046.31620-10-hare@suse.de Signed-off-by: Hannes Reinecke <hare@suse.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> fix
Diffstat (limited to 'block/scsi_ioctl.c')
-rw-r--r--block/scsi_ioctl.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c
index 48bb4e1ea1e7..eb65bcde166f 100644
--- a/block/scsi_ioctl.c
+++ b/block/scsi_ioctl.c
@@ -257,6 +257,8 @@ static int blk_complete_sghdr_rq(struct request *rq, struct sg_io_hdr *hdr,
hdr->msg_status = msg_byte(req->result);
hdr->host_status = host_byte(req->result);
hdr->driver_status = driver_byte(req->result);
+ if (scsi_status_is_check_condition(hdr->status))
+ hdr->driver_status = DRIVER_SENSE;
hdr->info = 0;
if (hdr->masked_status || hdr->host_status || hdr->driver_status)
hdr->info |= SG_INFO_CHECK;