fix for crash when checking for locked action.

diff --git a/source/blender/editors/animation/keyframes_draw.c b/source/blender/editors/animation/keyframes_draw.c
index 85731933168651d70e7166aa8b48d9608953934d..d024e2b0393e58c2fbb3948a06e14dfe925b0df8 100644 (file)
--- a/source/blender/editors/animation/keyframes_draw.c
+++ b/source/blender/editors/animation/keyframes_draw.c
@@ -796,7 +796,7 @@ void draw_action_channel(View2D *v2d, AnimData *adt, bAction *act, float ypos)
 {
        DLRBT_Tree keys, blocks;
        
-       short locked = (act->id.lib != 0);
+       short locked = (act && act->id.lib != 0);
        
        BLI_dlrbTree_init(&keys);
        BLI_dlrbTree_init(&blocks);