[Bf-blender-cvs] [4e5d251] master: Fix T49918: Make duplicates real crash on clicking operator toggles.

[Bastien Montagne]

Commit: 4e5d251ccbebd472ed345df753af379919b3cf22
Author: Bastien Montagne
Date:   Fri Nov 4 08:11:40 2016 +0100
Branches: master
https://developer.blender.org/rB4e5d251ccbebd472ed345df753af379919b3cf22

Fix T49918: Make duplicates real crash on clicking operator toggles.

handle_mutex may be NULL here...

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

M	source/blender/blenkernel/intern/cachefile.c

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

diff --git a/source/blender/blenkernel/intern/cachefile.c b/source/blender/blenkernel/intern/cachefile.c
index 6a08673..deeb35b 100644
--- a/source/blender/blenkernel/intern/cachefile.c
+++ b/source/blender/blenkernel/intern/cachefile.c
@@ -93,7 +93,9 @@ void BKE_cachefile_free(CacheFile *cache_file)
 	ABC_free_handle(cache_file->handle);
 #endif
 
-	BLI_mutex_free(cache_file->handle_mutex);
+	if (cache_file->handle_mutex) {
+		BLI_mutex_free(cache_file->handle_mutex);
+	}
 	BLI_freelistN(&cache_file->object_paths);
 }