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* [PATCH] scsi: qla2xxx: fix end of loop test
@ 2023-05-22 11:09 Dan Carpenter
  2023-05-31 15:19 ` Martin K. Petersen
  0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2023-05-22 11:09 UTC (permalink / raw)
  To: Quinn Tran
  Cc: Nilesh Javali, GR-QLogic-Storage-Upstream, James E.J. Bottomley,
	Martin K. Petersen, Himanshu Madhani, linux-scsi, kernel-janitors

This loop will exit successfully when "found" is false or in the failure
case it times out with "wait_iter" set to -1.  The test for timeouts is
impossible as is.

Fixes: b843adde8d49 ("scsi: qla2xxx: Fix mem access after free")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
---
 drivers/scsi/qla2xxx/qla_os.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index bc89d3da8fd0..952fd2b5e6da 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1409,7 +1409,7 @@ __qla2x00_eh_wait_for_pending_commands(struct qla_qpair *qpair, unsigned int t,
 			break;
 	}
 
-	if (!wait_iter && found)
+	if (wait_iter == -1)
 		status = QLA_FUNCTION_FAILED;
 
 	return status;
-- 
2.39.2


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] scsi: qla2xxx: fix end of loop test
  2023-05-22 11:09 [PATCH] scsi: qla2xxx: fix end of loop test Dan Carpenter
@ 2023-05-31 15:19 ` Martin K. Petersen
  0 siblings, 0 replies; 2+ messages in thread
From: Martin K. Petersen @ 2023-05-31 15:19 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: Quinn Tran, Nilesh Javali, GR-QLogic-Storage-Upstream,
	James E.J. Bottomley, Martin K. Petersen, Himanshu Madhani,
	linux-scsi, kernel-janitors


Dan,

> This loop will exit successfully when "found" is false or in the
> failure case it times out with "wait_iter" set to -1. The test for
> timeouts is impossible as is.

Applied to 6.5/scsi-staging, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2023-05-22 11:09 [PATCH] scsi: qla2xxx: fix end of loop test Dan Carpenter
2023-05-31 15:19 ` Martin K. Petersen

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