commit 70487cd404552b344a5bbdfa632c63e0815abeff
author Armin Krezović <krezovic.armin@gmail.com> Thu Jun 23 11:59:33 2016 +0200
committer Pekka Paalanen <pekka.paalanen@collabora.co.uk> Mon Jun 27 13:20:54 2016 +0300
tree a44f0449b89e298c20ecce708610ec7401cced10
parent c77f258b4a51097959e9eb024a95c728bc11b612

fullscreen-shell: Avoid NULL pointer dereference

When there are no outputs present, an output pointer
can be NULL. Dereferencing such pointer will result
in a crash.

Signed-off-by: Armin Krezović <krezovic.armin@gmail.com>
Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>

fullscreen-shell/fullscreen-shell.c

diff --git a/fullscreen-shell/fullscreen-shell.c b/fullscreen-shell/fullscreen-shell.c
index a32e46a..ecaebfa 100644
--- a/fullscreen-shell/fullscreen-shell.c
+++ b/fullscreen-shell/fullscreen-shell.c
@@ -288,7 +288,7 @@
 static void
 restore_output_mode(struct weston_output *output)
 {
-	if (output->original_mode)
+	if (output && output->original_mode)
 		weston_output_mode_switch_to_native(output);
 }