* [PATCH] scsi/qlogicpti: Fix dma_map_sg check
@ 2022-08-26 10:14 Jack Wang
2022-09-07 2:15 ` Martin K. Petersen
0 siblings, 1 reply; 2+ messages in thread
From: Jack Wang @ 2022-08-26 10:14 UTC (permalink / raw)
To: jejb; +Cc: Martin K. Petersen, linux-scsi, linux-kernel
Add the missing error check for dma_map_sg.
Cc: "James E.J. Bottomley" <jejb@linux.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: linux-scsi@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Jack Wang <jinpu.wang@ionos.com>
---
drivers/scsi/qlogicpti.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/qlogicpti.c b/drivers/scsi/qlogicpti.c
index 57f2f4135a06..8c961ff03fcd 100644
--- a/drivers/scsi/qlogicpti.c
+++ b/drivers/scsi/qlogicpti.c
@@ -909,7 +909,8 @@ static inline int load_cmd(struct scsi_cmnd *Cmnd, struct Command_Entry *cmd,
sg_count = dma_map_sg(&qpti->op->dev, sg,
scsi_sg_count(Cmnd),
Cmnd->sc_data_direction);
-
+ if (!sg_count)
+ return -1;
ds = cmd->dataseg;
cmd->segment_cnt = sg_count;
--
2.34.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] scsi/qlogicpti: Fix dma_map_sg check
2022-08-26 10:14 [PATCH] scsi/qlogicpti: Fix dma_map_sg check Jack Wang
@ 2022-09-07 2:15 ` Martin K. Petersen
0 siblings, 0 replies; 2+ messages in thread
From: Martin K. Petersen @ 2022-09-07 2:15 UTC (permalink / raw)
To: Jack Wang; +Cc: jejb, Martin K. Petersen, linux-scsi, linux-kernel
Jack,
> Add the missing error check for dma_map_sg.
Applied to 6.1/scsi-staging, thanks!
--
Martin K. Petersen Oracle Linux Engineering
^ permalink raw reply [flat|nested] 2+ messages in thread
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