[Bf-blender-cvs] [af85639] master: Error in last commit (assumed mirror existed)

[Campbell Barton]

Commit: af85639e0e1dbe38e66ad2717baea331b720aa2d
Author: Campbell Barton
Date:   Mon Jan 11 18:37:45 2016 +1100
Branches: master
https://developer.blender.org/rBaf85639e0e1dbe38e66ad2717baea331b720aa2d

Error in last commit (assumed mirror existed)

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

M	source/blender/editors/sculpt_paint/paint_vertex.c

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

diff --git a/source/blender/editors/sculpt_paint/paint_vertex.c b/source/blender/editors/sculpt_paint/paint_vertex.c
index 4e8c2ad..f51fe01 100644
--- a/source/blender/editors/sculpt_paint/paint_vertex.c
+++ b/source/blender/editors/sculpt_paint/paint_vertex.c
@@ -2143,10 +2143,12 @@ static bool wpaint_stroke_test_start(bContext *C, wmOperator *op, const float UN
 			BKE_report(op->reports, RPT_WARNING, "Active group is locked, aborting");
 			return false;
 		}
-		dg = BLI_findlink(&ob->defbase, vgroup_index.mirror);
-		if (dg->flag & DG_LOCK_WEIGHT) {
-			BKE_report(op->reports, RPT_WARNING, "Mirror group is locked, aborting");
-			return false;
+		if (vgroup_index.mirror != -1) {
+			dg = BLI_findlink(&ob->defbase, vgroup_index.mirror);
+			if (dg->flag & DG_LOCK_WEIGHT) {
+				BKE_report(op->reports, RPT_WARNING, "Mirror group is locked, aborting");
+				return false;
+			}
 		}
 	}