[PATCH] bus: imx-weim: fix NULL but dereferenced coccicheck error

Wan Jiabing posted 1 patch 4 years, 4 months ago
drivers/bus/imx-weim.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
[PATCH] bus: imx-weim: fix NULL but dereferenced coccicheck error
Posted by Wan Jiabing 4 years, 4 months ago
Fix following coccicheck warning:
./drivers/bus/imx-weim.c:355:18-21: ERROR: pdev is NULL but dereferenced.

Signed-off-by: Wan Jiabing <wanjiabing@vivo.com>
---
 drivers/bus/imx-weim.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/bus/imx-weim.c b/drivers/bus/imx-weim.c
index 60fbd42041dd..2ea0a51f79f6 100644
--- a/drivers/bus/imx-weim.c
+++ b/drivers/bus/imx-weim.c
@@ -352,8 +352,7 @@ static int of_weim_notify(struct notifier_block *nb, unsigned long action,
 
 		pdev = of_find_device_by_node(rd->dn);
 		if (!pdev) {
-			dev_err(&pdev->dev,
-				"Could not find platform device for '%pOF'\n",
+			pr_err("Could not find platform device for '%pOF'\n",
 				rd->dn);
 
 			ret = notifier_from_errno(-EINVAL);
-- 
2.35.1

Re: [PATCH] bus: imx-weim: fix NULL but dereferenced coccicheck error
Posted by Ivan Bornyakov 4 years, 4 months ago
On Wed, Feb 23, 2022 at 11:51:45AM +0800, Wan Jiabing wrote:
> Fix following coccicheck warning:
> ./drivers/bus/imx-weim.c:355:18-21: ERROR: pdev is NULL but dereferenced.
> 
> Signed-off-by: Wan Jiabing <wanjiabing@vivo.com>
> ---
>  drivers/bus/imx-weim.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/bus/imx-weim.c b/drivers/bus/imx-weim.c
> index 60fbd42041dd..2ea0a51f79f6 100644
> --- a/drivers/bus/imx-weim.c
> +++ b/drivers/bus/imx-weim.c
> @@ -352,8 +352,7 @@ static int of_weim_notify(struct notifier_block *nb, unsigned long action,
>  
>  		pdev = of_find_device_by_node(rd->dn);
>  		if (!pdev) {
> -			dev_err(&pdev->dev,
> -				"Could not find platform device for '%pOF'\n",
> +			pr_err("Could not find platform device for '%pOF'\n",
>  				rd->dn);
>  
>  			ret = notifier_from_errno(-EINVAL);
> -- 
> 2.35.1
> 

Acked-by: Ivan Bornyakov <i.bornyakov@metrotek.ru>

Re: [PATCH] bus: imx-weim: fix NULL but dereferenced coccicheck error
Posted by Shawn Guo 4 years, 2 months ago
On Wed, Feb 23, 2022 at 09:58:15AM +0300, Ivan Bornyakov wrote:
> On Wed, Feb 23, 2022 at 11:51:45AM +0800, Wan Jiabing wrote:
> > Fix following coccicheck warning:
> > ./drivers/bus/imx-weim.c:355:18-21: ERROR: pdev is NULL but dereferenced.
> > 
> > Signed-off-by: Wan Jiabing <wanjiabing@vivo.com>

Applied, thanks.