From: Hannes Reinecke <hare@suse.de>
Date: Tue, 31 Mar 2020 10:41:11 +0200
Subject: scsi: aacraid: do not overwrite retval in aac_reset_adapter()
Git-commit: 4e6c78d16a798bdc54a95528be670535701540f8
Patch-mainline: v5.7-rc1
References: jsc#SLE-15152
'retval' got assigned a value twice, causing the original value to be lost.
Link: https://lore.kernel.org/r/20200331084111.95039-1-hare@suse.de
Fixes: 3d3ca53b1639 ("scsi: aacraid: use scsi_host_(block,unblock) to block I/O")
Reported-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Lee Duncan <lduncan@suse.com>
---
drivers/scsi/aacraid/commsup.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c
index 4725e4c763cf..ddd73f6798af 100644
--- a/drivers/scsi/aacraid/commsup.c
+++ b/drivers/scsi/aacraid/commsup.c
@@ -1626,7 +1626,7 @@ static int _aac_reset_adapter(struct aac_dev *aac, int forced, u8 reset_type)
int aac_reset_adapter(struct aac_dev *aac, int forced, u8 reset_type)
{
unsigned long flagv = 0;
- int retval;
+ int retval, unblock_retval;
struct Scsi_Host *host = aac->scsi_host_ptr;
int bled;
@@ -1656,8 +1656,9 @@ int aac_reset_adapter(struct aac_dev *aac, int forced, u8 reset_type)
retval = _aac_reset_adapter(aac, bled, reset_type);
spin_unlock_irqrestore(host->host_lock, flagv);
- retval = scsi_host_unblock(host, SDEV_RUNNING);
-
+ unblock_retval = scsi_host_unblock(host, SDEV_RUNNING);
+ if (!retval)
+ retval = unblock_retval;
if ((forced < 2) && (retval == -ENODEV)) {
/* Unwind aac_send_shutdown() IOP_RESET unsupported/disabled */
struct fib * fibctx = aac_fib_alloc(aac);