-> Bevel transform crash fix

Transinfo transform event callback is not cleared once
a transform event is over, this casued handleEventBevel
to dereference a null pointer. Added a check for this,
but it seems the callbacks should be set to NULL when
transform loop is done?

1 files changed, 2 insertions, 0 deletions

diff --git a/source/blender/src/transform.c b/source/blender/src/transform.c
index d92be2ec174..15773b239a6 100644
--- a/source/blender/src/transform.c
+++ b/source/blender/src/transform.c
@@ -3366,6 +3366,8 @@ void initBevel(TransInfo *t)
 int handleEventBevel(TransInfo *t, unsigned short event, short val)
 {
 	if (val) {
+		if(!G.editBMesh) return 0;
+
 		switch (event) {
 		case MIDDLEMOUSE:
 			G.editBMesh->options ^= BME_BEVEL_VERT;