x11: Make a call NULL-safe

Make it safe to call gdk_x11_app_launch_context_get_startup_notify_id
with a NULL info.

diff --git a/gdk/x11/gdkapplaunchcontext-x11.c b/gdk/x11/gdkapplaunchcontext-x11.c
index 4284d182cd135d861f8359524239fb6a7babfbf1..7f004f7dca0b856a406eb4d06e2d8492ddf566ca 100644 (file)
--- a/gdk/x11/gdkapplaunchcontext-x11.c
+++ b/gdk/x11/gdkapplaunchcontext-x11.c
@@ -283,6 +283,9 @@ gdk_x11_app_launch_context_get_startup_notify_id (GAppLaunchContext *context,
   GFileInfo *fileinfo;
   GdkAppLaunchContext *ctx;
 
+  if (!info)
+    return NULL;
+
   ctx = GDK_APP_LAUNCH_CONTEXT (context);
 
   display = ctx->display;