diff --git a/src/i965_video.c b/src/i965_video.c
index c94f5305..d9350ce7 100644
--- a/src/i965_video.c
+++ b/src/i965_video.c
@@ -388,6 +388,7 @@ static void i965_create_dst_surface_state(ScrnInfoPtr scrn,
 	intel_screen_private *intel = intel_get_screen_private(scrn);
 	struct brw_surface_state dest_surf_state;
 	drm_intel_bo *pixmap_bo = intel_get_pixmap_bo(pixmap);
+	assert(pixmap_bo != NULL);
 
 	memset(&dest_surf_state, 0, sizeof(dest_surf_state));
 
@@ -484,6 +485,7 @@ static void gen7_create_dst_surface_state(ScrnInfoPtr scrn,
 	intel_screen_private *intel = intel_get_screen_private(scrn);
 	struct gen7_surface_state dest_surf_state;
 	drm_intel_bo *pixmap_bo = intel_get_pixmap_bo(pixmap);
+	assert(pixmap_bo != NULL);
 
 	memset(&dest_surf_state, 0, sizeof(dest_surf_state));