xf86-video-intel: src/sna/sna_accel.c

[Chris Wilson]

 src/sna/sna_accel.c |    6 ++++++
 1 file changed, 6 insertions(+)

New commits:
commit 930b2c76c78dabc42749f819cb1f9566a6d870a1
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Thu Oct 17 17:16:56 2013 +0100

    sna: Check return of source_bo for a potential failure
    
    Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

diff --git a/src/sna/sna_accel.c b/src/sna/sna_accel.c
index d63b1f4..3b0871d 100644
--- a/src/sna/sna_accel.c
+++ b/src/sna/sna_accel.c
@@ -11458,6 +11458,12 @@ sna_poly_fill_rect_tiled_blt(DrawablePtr drawable,
 		bool ret;
 
 		tile_bo = sna_pixmap_get_source_bo(tile);
+		if (tile_bo == NULL) {
+			DBG(("%s: unable to move tile go GPU, fallback\n",
+			     __FUNCTION__));
+			return false;
+		}
+
 		ret = sna_poly_fill_rect_tiled_8x8_blt(drawable, bo, damage,
 						       tile_bo, gc, n, rect,
 						       extents, clipped);