Fix T41617: Color ramp crashes user preferences

Color ramps with no handles caused issues.

1 files changed, 7 insertions, 8 deletions

diff --git a/source/blender/blenkernel/intern/texture.c b/source/blender/blenkernel/intern/texture.c
index 4d5c7dc1bf7..b1981a3a804 100644
--- a/source/blender/blenkernel/intern/texture.c
+++ b/source/blender/blenkernel/intern/texture.c
@@ -512,19 +512,18 @@ CBData *colorband_element_add(struct ColorBand *coba, float position)
 	if (coba->tot == MAXCOLORBAND) {
 		return NULL;
 	}
-	else if (coba->tot > 0) {
+	else {
 		CBData *xnew;
-		float col[4];
-
-		do_colorband(coba, position, col);
 
 		xnew = &coba->data[coba->tot];
 		xnew->pos = position;
 
-		xnew->r = col[0];
-		xnew->g = col[1];
-		xnew->b = col[2];
-		xnew->a = col[3];
+		if (coba->tot != 0) {
+			do_colorband(coba, position, &xnew->r);
+		}
+		else {
+			zero_v4(&xnew->r);
+		}
 	}
 
 	coba->tot++;