---

yaml --- r: 242070 b: refs/heads/master c: 31901a0 h: refs/heads/master v: v3
git-mirror · Mar 22, 2011 · d68df90 · d68df90
1 parent 5833c30
commit d68df90
Show file tree

Hide file tree

Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a9bb36aa0d6547aa0ab3d5cfde08e8651bd460bc
+refs/heads/master: 31901a078af29c33c736dcbf815656920e904632
diff --git a/trunk/drivers/media/video/videobuf2-core.c b/trunk/drivers/media/video/videobuf2-core.c
@@ -488,6 +488,13 @@ int vb2_reqbufs(struct vb2_queue *q, struct v4l2_requestbuffers *req)
 		return -EINVAL;
 	}
 
+	/*
+	 * If the same number of buffers and memory access method is requested
+	 * then return immediately.
+	 */
+	if (q->memory == req->memory && req->count == q->num_buffers)
+		return 0;
+
 	if (req->count == 0 || q->num_buffers != 0 || q->memory != req->memory) {
 		/*
 		 * We already have buffers allocated, so first check if they