[PATCH] v4l2: Improve decoding of VIDIOC_QBUF's arg.

[Dmitry V. Levin]

On Fri, May 22, 2015 at 09:22:22AM +0200, Philippe De Muyter wrote:
> --- a/v4l2.c
> +++ b/v4l2.c
> @@ -646,6 +646,10 @@ v4l2_ioctl(struct tcb *tcp, const unsigned int code, long arg)
>  	case VIDIOC_DQBUF: {
>  		struct v4l2_buffer b;
>  
> +		if (exiting(tcp) && syserror(tcp)) {
> +			tprints("}");
> +			return 1;
> +		}

This introduces a potentially unbalanced curly bracket,
reproducible with ioctl(-1, VIDIOC_DQBUF, 0)


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