From: hkuang <hkuang@google.com>
Date: Thu, 10 Jul 2014 15:03:56 +0000 (-0700)
Subject: Fix a bug in boundary checking.
X-Git-Tag: v1.4.0~1245
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=51e9788e58eb588f1cf89226a514e824e9e63d3b;p=libvpx

Fix a bug in boundary checking.

Change-Id: Ifc741da9da6f61c8d3c1f675ec6b8a96570f877d
---

diff --git a/vp9/common/vp9_reconinter.c b/vp9/common/vp9_reconinter.c
index d4fcb62f8..224debbdc 100644
--- a/vp9/common/vp9_reconinter.c
+++ b/vp9/common/vp9_reconinter.c
@@ -389,7 +389,7 @@ static void dec_build_inter_predictors(MACROBLOCKD *xd, int plane, int block,
       }
 
       // Skip border extension if block is inside the frame.
-      if (x0 < 0 || x0 > frame_width - 1 || x1 < 0 || x1 > frame_width ||
+      if (x0 < 0 || x0 > frame_width - 1 || x1 < 0 || x1 > frame_width - 1 ||
           y0 < 0 || y0 > frame_height - 1 || y1 < 0 || y1 > frame_height - 1) {
         uint8_t *buf_ptr1 = ref_frame + y0 * pre_buf->stride + x0;
         // Extend the border.