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scsi: scsi_dh_alua: Check for negative result value 

[ Upstream commit 7e26e3ea028740f934477ec01ba586ab033c35aa ]

scsi_execute() will now return a negative error if there was an error prior
to command submission; evaluate that instead if checking for DRIVER_ERROR.

[mkp: build fix]

Link: https://lore.kernel.org/r/20210427083046.31620-6-hare@suse.de
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Hannes Reinecke 2021-04-27 10:30:11 +02:00 committed by Greg Kroah-Hartman
parent ee16bed959
commit 077b59810c
1 changed files with 4 additions and 4 deletions
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8
drivers/scsi/device_handler/scsi_dh_alua.c
View File

@ -548,12 +548,12 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_port_group *pg)
kfree(buff);
return SCSI_DH_OK;
}
if (!scsi_sense_valid(&sense_hdr)) {
if (retval < 0 || !scsi_sense_valid(&sense_hdr)) {
sdev_printk(KERN_INFO, sdev,
"%s: rtpg failed, result %d\n",
ALUA_DH_NAME, retval);
kfree(buff);
if (driver_byte(retval) == DRIVER_ERROR)
if (retval < 0)
return SCSI_DH_DEV_TEMP_BUSY;
return SCSI_DH_IO;
}
@ -775,11 +775,11 @@ static unsigned alua_stpg(struct scsi_device *sdev, struct alua_port_group *pg)
retval = submit_stpg(sdev, pg->group_id, &sense_hdr);
if (retval) {
if (!scsi_sense_valid(&sense_hdr)) {
if (retval < 0 || !scsi_sense_valid(&sense_hdr)) {
sdev_printk(KERN_INFO, sdev,
"%s: stpg failed, result %d",
ALUA_DH_NAME, retval);
if (driver_byte(retval) == DRIVER_ERROR)
if (retval < 0)
return SCSI_DH_DEV_TEMP_BUSY;
} else {
sdev_printk(KERN_INFO, sdev, "%s: stpg failed\n",