From 90fbab33f86763c02b1be4f48cb610faccffed27 Mon Sep 17 00:00:00 2001
From: Sergey Sharybin <sergey.vfx@gmail.com>
Date: Sat, 9 Mar 2013 10:52:43 +0000
Subject: [PATCH] Fix #34574: Empty Movie Clip Editor crash on select

---
 .../blender/editors/space_clip/tracking_select.c   | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/source/blender/editors/space_clip/tracking_select.c b/source/blender/editors/space_clip/tracking_select.c
index bec50130230..d320d41dcd1 100644
--- a/source/blender/editors/space_clip/tracking_select.c
+++ b/source/blender/editors/space_clip/tracking_select.c
@@ -268,6 +268,17 @@ static int mouse_select(bContext *C, float co[2], int extend)
 	return OPERATOR_FINISHED;
 }
 
+static int select_poll(bContext *C)
+{
+	SpaceClip *sc = CTX_wm_space_clip(C);
+
+	if (sc) {
+		return sc->clip && sc->view == SC_VIEW_CLIP;
+	}
+
+	return FALSE;
+}
+
 static int select_exec(bContext *C, wmOperator *op)
 {
 	float co[2];
@@ -317,8 +328,7 @@ void CLIP_OT_select(wmOperatorType *ot)
 	/* api callbacks */
 	ot->exec = select_exec;
 	ot->invoke = select_invoke;
-	//ot->poll = ED_space_clip_tracking_poll; // so mask view can Ctrl+RMB markers
-	ot->poll = ED_space_clip_view_clip_poll;
+	ot->poll = select_poll;
 
 	/* flags */
 	ot->flag = OPTYPE_UNDO;