[PATCH] scsi: hpsa: check retval of hpsa_scsi_do_simple_cmd_with_retry()

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The only place where retval of hpsa_scsi_do_simple_cmd_with_retry()
is not checked.

Add check for retval.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Signed-off-by: Peter Kosyh <pkosyh@xxxxxxxxx>
---
 drivers/scsi/hpsa.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index f8e832b1bc46..21c3e33bffde 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -3424,8 +3424,10 @@ static int hpsa_bmic_id_physical_device(struct ctlr_info *h,
 	c->Request.CDB[2] = bmic_device_index & 0xff;
 	c->Request.CDB[9] = (bmic_device_index >> 8) & 0xff;
 
-	hpsa_scsi_do_simple_cmd_with_retry(h, c, DMA_FROM_DEVICE,
+	rc = hpsa_scsi_do_simple_cmd_with_retry(h, c, DMA_FROM_DEVICE,
 						NO_TIMEOUT);
+	if (rc)
+		goto out;
 	ei = c->err_info;
 	if (ei->CommandStatus != 0 && ei->CommandStatus != CMD_DATA_UNDERRUN) {
 		hpsa_scsi_interpret_error(h, c);
-- 
2.38.1




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