[Bf-blender-cvs] [cc13725] master: Fix for segmentation fault in pipeline (freestyle/wm related)

[Jeroen Bakker]

Commit: cc1372546ad5d05047a80251739d2aab9485b8f1
Author: Jeroen Bakker
Date:   Tue Jul 1 19:43:52 2014 +0200
https://developer.blender.org/rBcc1372546ad5d05047a80251739d2aab9485b8f1

Fix for segmentation fault in pipeline (freestyle/wm related)

===================================================================

M	source/blender/render/intern/source/pipeline.c

===================================================================

diff --git a/source/blender/render/intern/source/pipeline.c b/source/blender/render/intern/source/pipeline.c
index 676e28c..5631015 100644
--- a/source/blender/render/intern/source/pipeline.c
+++ b/source/blender/render/intern/source/pipeline.c
@@ -2013,10 +2013,11 @@ static void free_all_freestyle_renders(void)
 		/* detach the window manager from freestyle bmain (see comments in
 		 * add_freestyle() for more detail)
 		 */
-		re1->freestyle_bmain->wm.first = re1->freestyle_bmain->wm.last = NULL;
+		if (re1->freestyle_bmain) {
+			re1->freestyle_bmain->wm.first = re1->freestyle_bmain->wm.last = NULL;
 
-		BKE_main_free(re1->freestyle_bmain);
-		re1->freestyle_bmain = NULL;
+			BKE_main_free(re1->freestyle_bmain);
+		}
 	}
 }
 #endif