[vlc-devel] [PATCH] egl: prevent a potential null-dereference

[Zhao Zhili]

---
 modules/video_output/opengl/egl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/video_output/opengl/egl.c b/modules/video_output/opengl/egl.c
index dec85f8..f8d0bd5 100644
--- a/modules/video_output/opengl/egl.c
+++ b/modules/video_output/opengl/egl.c
@@ -322,7 +322,7 @@ static int Open (vlc_object_t *obj, const struct gl_api *api)
             eglQueryString(sys->display, EGL_VENDOR));
 
     const char *ext = eglQueryString(sys->display, EGL_EXTENSIONS);
-    if (*ext)
+    if (ext && *ext)
         msg_Dbg(obj, " extensions: %s", ext);
 
     if (major != 1 || minor < api->min_minor
-- 
2.9.5