From: Joonbum Ko <joonbum.ko@samsung.com>
Date: Tue, 22 Dec 2020 04:25:37 +0000 (+0900)
Subject: Add null checking to resolve dereference problem.
X-Git-Tag: accepted/tizen/unified/20201228.130123~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=refs%2Fchanges%2F02%2F250202%2F2;p=platform%2Fcore%2Fuifw%2Flibtpl-egl.git

Add null checking to resolve dereference problem.

Change-Id: I847db94a26f97573489c39793401861d014e81c9
Signed-off-by: Joonbum Ko <joonbum.ko@samsung.com>
---

diff --git a/src/tpl_wayland_egl_thread.c b/src/tpl_wayland_egl_thread.c
index c2712ff..0ea5cc4 100755
--- a/src/tpl_wayland_egl_thread.c
+++ b/src/tpl_wayland_egl_thread.c
@@ -3139,7 +3139,7 @@ _twe_thread_wl_surf_source_destroy(void *source)
 			twe_fence_wait_source *wait_source =
 				__tpl_list_pop_front(surf_source->fence_waiting_sources,
 									 NULL);
-			if (!g_source_is_destroyed(&wait_source->gsource)) {
+			if (wait_source && !g_source_is_destroyed(&wait_source->gsource)) {
 				tbm_surface_internal_unref(wait_source->tbm_surface);
 				wait_source->tbm_surface = NULL;