Re: [patch] video: fbdev: pxafb: potential NULL dereference on error

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 15/07/16 14:07, Dan Carpenter wrote:
> If we "goto out;" then it calls display_timings_release(timings);
> Since "timings" is NULL, that's going to oops.  Just return directly.
> 
> Fixes: 420a488278e8 ('video: fbdev: pxafb: initial devicetree conversion')
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> 
> diff --git a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c
> index 2c0487f..ed41fdb 100644
> --- a/drivers/video/fbdev/pxafb.c
> +++ b/drivers/video/fbdev/pxafb.c
> @@ -2125,7 +2125,7 @@ static int of_get_pxafb_display(struct device *dev, struct device_node *disp,
>  
>  	timings = of_get_display_timings(disp);
>  	if (!timings)
> -		goto out;
> +		return -EINVAL;
>  
>  	ret = -ENOMEM;
>  	info->modes = kmalloc_array(timings->num_timings,
> 

Thanks, queued for v4.9.

 Tomi

Attachment: signature.asc
Description: OpenPGP digital signature


[Index of Archives]     [Kernel Development]     [Kernel Announce]     [Kernel Newbies]     [Linux Networking Development]     [Share Photos]     [IDE]     [Security]     [Git]     [Netfilter]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Device Mapper]

  Powered by Linux