[PATCH libinput] evdev: restore EVDEV_UNHANDLED_DEVICE error code

[Jonas Ådahl]

On Mon, Feb 10, 2014 at 03:44:56PM +1000, Peter Hutterer wrote:
> If we don't have capabilities we can deal with, return a different
> error so the backends can handle it separately (they already do).

Looks good to me.

Jonas

> 
> Signe-off-by: Peter Hutterer <peter.hutterer at who-t.net>
> ---
>  src/evdev.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/src/evdev.c b/src/evdev.c
> index 9c6d116..d8dff65 100644
> --- a/src/evdev.c
> +++ b/src/evdev.c
> @@ -606,6 +606,7 @@ evdev_device_create(struct libinput_seat *seat,
>  	struct evdev_device *device;
>  	char devname[256] = "unknown";
>  	int fd;
> +	int unhandled_device = 0;
>  
>  	/* Use non-blocking mode so that we can loop on read on
>  	 * evdev_device_data() until all events on the fd are
> @@ -645,6 +646,7 @@ evdev_device_create(struct libinput_seat *seat,
>  		goto err;
>  
>  	if (device->seat_caps == 0) {
> +		unhandled_device = 1;
>  		goto err;
>  	}
>  
> @@ -668,7 +670,8 @@ err:
>  	if (fd >= 0)
>  		close_restricted(libinput, fd);
>  	evdev_device_destroy(device);
> -	return NULL;
> +
> +	return unhandled_device ? EVDEV_UNHANDLED_DEVICE :  NULL;
>  }
>  
>  int
> -- 
> 1.8.4.2
> 
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