[PATCH] wayland: sanity check for client dying abnormally

[Tiago Vignatti]

If the client dies in a middle of a drag offered, then the server has to
flawless keep running. This particular case avoids the current dnd
client to crash the compositor.

Signed-off-by: Tiago Vignatti <tiago.vignatti at intel.com>
---
 wayland/wayland-server.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/wayland/wayland-server.c b/wayland/wayland-server.c
index b16e9b4..395f3b1 100644
--- a/wayland/wayland-server.c
+++ b/wayland/wayland-server.c
@@ -452,6 +452,9 @@ wl_input_device_end_grab(struct wl_input_device *device, uint32_t time)
 {
 	const struct wl_grab_interface *interface;
 
+	if (!device->grab)
+		return;
+
 	interface = device->grab->interface;
 	interface->end(device->grab, time);
 	device->grab = NULL;
-- 
1.7.2.2