The return value of platform_get_resource() needs to be checked. To avoid use of error pointer in case that there is no suitable resource.
Fixes: f7018c213502 ("video: move fbdev to drivers/video/fbdev") Signed-off-by: Jiasheng Jiang jiasheng@iscas.ac.cn --- Changelog:
v1 -> v2
*Change 1. Correct the commit message. --- drivers/video/fbdev/imxfb.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/video/fbdev/imxfb.c b/drivers/video/fbdev/imxfb.c index ad598257ab38..68288756ffff 100644 --- a/drivers/video/fbdev/imxfb.c +++ b/drivers/video/fbdev/imxfb.c @@ -1083,6 +1083,8 @@ static int imxfb_remove(struct platform_device *pdev) struct resource *res;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -EINVAL;
imxfb_disable_controller(fbi);