diff --git a/src/mesa/drivers/dri/i965/brw_bufmgr.c b/src/mesa/drivers/dri/i965/brw_bufmgr.c
index 64f54498672..4b6433178d0 100644
--- a/src/mesa/drivers/dri/i965/brw_bufmgr.c
+++ b/src/mesa/drivers/dri/i965/brw_bufmgr.c
@@ -827,9 +827,6 @@ brw_bo_unmap(struct brw_bo *bo)
    struct brw_bufmgr *bufmgr = bo->bufmgr;
    int ret = 0;
 
-   if (bo == NULL)
-      return 0;
-
    pthread_mutex_lock(&bufmgr->lock);
 
    if (bo->map_count <= 0) {