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* [PATCH] scsi: ufs: fix: NULL pointer dereference
@ 2021-01-27  8:49 Abaci Team
  2021-01-27  8:59 ` Avri Altman
  0 siblings, 1 reply; 2+ messages in thread
From: Abaci Team @ 2021-01-27  8:49 UTC (permalink / raw)
  To: jejb
  Cc: martin.petersen, alim.akhtar, avri.altman, linux-scsi,
	linux-kernel, Abaci Team

Fix below warnings reported by coccicheck:
./drivers/scsi/ufs/ufshcd.c:8990:11-17: ERROR: hba is NULL but
dereferenced.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Suggested-by: Yang Li <oswb@linux.alibaba.com>
Signed-off-by: Abaci Team <abaci-bugfix@linux.alibaba.com>
---
 drivers/scsi/ufs/ufshcd.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index fb32d12..9319251 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -8990,7 +8990,6 @@ int ufshcd_system_resume(struct ufs_hba *hba)
 	ktime_t start = ktime_get();
 
 	if (!hba) {
-		up(&hba->eh_sem);
 		return -EINVAL;
 	}
 
-- 
1.8.3.1


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

* RE: [PATCH] scsi: ufs: fix: NULL pointer dereference
  2021-01-27  8:49 [PATCH] scsi: ufs: fix: NULL pointer dereference Abaci Team
@ 2021-01-27  8:59 ` Avri Altman
  0 siblings, 0 replies; 2+ messages in thread
From: Avri Altman @ 2021-01-27  8:59 UTC (permalink / raw)
  To: Abaci Team, jejb; +Cc: martin.petersen, alim.akhtar, linux-scsi, linux-kernel

> 
> Fix below warnings reported by coccicheck:
> ./drivers/scsi/ufs/ufshcd.c:8990:11-17: ERROR: hba is NULL but
> dereferenced.
> 
> Reported-by: Abaci Robot <abaci@linux.alibaba.com>
> Suggested-by: Yang Li <oswb@linux.alibaba.com>
> Signed-off-by: Abaci Team <abaci-bugfix@linux.alibaba.com>
This was already fix in commit fb7afe24ba1b (scsi: ufs: Fix a possible NULL pointer issue)

> ---
>  drivers/scsi/ufs/ufshcd.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
> index fb32d12..9319251 100644
> --- a/drivers/scsi/ufs/ufshcd.c
> +++ b/drivers/scsi/ufs/ufshcd.c
> @@ -8990,7 +8990,6 @@ int ufshcd_system_resume(struct ufs_hba *hba)
>         ktime_t start = ktime_get();
> 
>         if (!hba) {
> -               up(&hba->eh_sem);
>                 return -EINVAL;
>         }
> 
> --
> 1.8.3.1


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

end of thread, other threads:[~2021-01-27  9:06 UTC | newest]

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2021-01-27  8:49 [PATCH] scsi: ufs: fix: NULL pointer dereference Abaci Team
2021-01-27  8:59 ` Avri Altman

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