[PATCH libdrm 1/2] modetest: Fix segmentation fault

[Ezequiel Garcia]

Hi everyone,

Any feedback here?

At least this one should be pretty straightforward
to merge, so I'm not sure it deserves a 6-month delay.

If anyone can take a look, I'd appreciate it.

Thanks!
Ezequiel

On Mon, 2019-07-22 at 13:08 -0300, Ezequiel Garcia wrote:
> When a mode is set with just a connector "-s foo",
> we get a nasty segmentation fault. Fix it.
> 
> Signed-off-by: Ezequiel Garcia <ezequiel at collabora.com>
> ---
>  tests/modetest/modetest.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/tests/modetest/modetest.c b/tests/modetest/modetest.c
> index e66be6607e00..5e628127a130 100644
> --- a/tests/modetest/modetest.c
> +++ b/tests/modetest/modetest.c
> @@ -1695,6 +1695,8 @@ static int parse_connector(struct pipe_arg *pipe, const char *arg)
>  		return -1;
>  
>  	/* Parse the remaining parameters. */
> +	if (!endp)
> +		return -1;
>  	if (*endp == '@') {
>  		arg = endp + 1;
>  		pipe->crtc_id = strtoul(arg, &endp, 10);