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scsi: aic79xx: Restore modes when exiting ahd_linux_queue_abort_cmd()
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ahd_linux_queue_abort_cmd() calls ahd_save_modes() without calling
ahd_restore_modes() before exiting.

Link: https://lore.kernel.org/r/20200714160301.4482-1-hare@suse.de
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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Hannes Reinecke authored and Martin K. Petersen committed Jul 25, 2020
1 parent 1eb81df commit 3eef38a
Showing 1 changed file with 7 additions and 16 deletions.
23 changes: 7 additions & 16 deletions drivers/scsi/aic7xxx/aic79xx_osm.c
Original file line number Diff line number Diff line change
Expand Up @@ -2143,7 +2143,7 @@ ahd_linux_queue_abort_cmd(struct scsi_cmnd *cmd)
u_int last_phase;
u_int saved_scsiid;
u_int cdb_byte;
int retval;
int retval = SUCCESS;
int was_paused;
int paused;
int wait;
Expand Down Expand Up @@ -2181,8 +2181,7 @@ ahd_linux_queue_abort_cmd(struct scsi_cmnd *cmd)
* so we must not still own the command.
*/
scmd_printk(KERN_INFO, cmd, "Is not an active device\n");
retval = SUCCESS;
goto no_cmd;
goto done;
}

/*
Expand All @@ -2195,15 +2194,15 @@ ahd_linux_queue_abort_cmd(struct scsi_cmnd *cmd)

if (pending_scb == NULL) {
scmd_printk(KERN_INFO, cmd, "Command not found\n");
goto no_cmd;
goto done;
}

if ((pending_scb->flags & SCB_RECOVERY_SCB) != 0) {
/*
* We can't queue two recovery actions using the same SCB
*/
retval = FAILED;
goto done;
goto done;
}

/*
Expand All @@ -2218,7 +2217,7 @@ ahd_linux_queue_abort_cmd(struct scsi_cmnd *cmd)

if ((pending_scb->flags & SCB_ACTIVE) == 0) {
scmd_printk(KERN_INFO, cmd, "Command already completed\n");
goto no_cmd;
goto done;
}

printk("%s: At time of recovery, card was %spaused\n",
Expand All @@ -2235,7 +2234,6 @@ ahd_linux_queue_abort_cmd(struct scsi_cmnd *cmd)
printk("%s:%d:%d:%d: Cmd aborted from QINFIFO\n",
ahd_name(ahd), cmd->device->channel,
cmd->device->id, (u8)cmd->device->lun);
retval = SUCCESS;
goto done;
}

Expand Down Expand Up @@ -2332,17 +2330,10 @@ ahd_linux_queue_abort_cmd(struct scsi_cmnd *cmd)
} else {
scmd_printk(KERN_INFO, cmd, "Unable to deliver message\n");
retval = FAILED;
goto done;
}

no_cmd:
/*
* Our assumption is that if we don't have the command, no
* recovery action was required, so we return success. Again,
* the semantics of the mid-layer recovery engine are not
* well defined, so this may change in time.
*/
retval = SUCCESS;

ahd_restore_modes(ahd, saved_modes);
done:
if (paused)
ahd_unpause(ahd);
Expand Down

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