[Xfce4-commits] [apps/xfdashboard] 01/02: Do not begin traversal at NULL pointer if no root actor was provided and no stage actor could be retrieved.

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nomad pushed a commit to branch master
in repository apps/xfdashboard.

commit b957cbd380aa024177db5397e161dbcac08dd1c8
Author: Stephan Haller <nomad at froevel.de>
Date:   Thu Apr 20 20:36:47 2017 +0200

    Do not begin traversal at NULL pointer if no root actor was provided and no stage actor could be retrieved.
---
 libxfdashboard/utils.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libxfdashboard/utils.c b/libxfdashboard/utils.c
index ed198ad..cc79b2a 100644
--- a/libxfdashboard/utils.c
+++ b/libxfdashboard/utils.c
@@ -474,6 +474,15 @@ void xfdashboard_traverse_actor(ClutterActor *inRootActor,
 	if(!inRootActor)
 	{
 		inRootActor=CLUTTER_ACTOR(xfdashboard_application_get_stage(NULL));
+
+		/* If root actor is still NULL then no stage was found and we cannot
+		 * start the traversal.
+		 */
+		if(!inRootActor)
+		{
+			XFDASHBOARD_DEBUG(NULL, MISC, "No root actor to begin traversal at was provided and no stage available");
+			return;
+		}
 	}
 
 	/* If no selector is provider create a seletor matching all actors.

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