From: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Date: Thu, 6 Aug 2015 22:04:41 +0000 (-0400)
Subject: bayer2rgb: Protect against failing map
X-Git-Tag: 1.19.3~507^2~8184
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7d6fd42726a9e1f2705ee21bbc756cdd16460750;p=platform%2Fupstream%2Fgstreamer.git

bayer2rgb: Protect against failing map
---

diff --git a/gst/bayer/gstbayer2rgb.c b/gst/bayer/gstbayer2rgb.c
index 036ac2a..edeb6bf 100644
--- a/gst/bayer/gstbayer2rgb.c
+++ b/gst/bayer/gstbayer2rgb.c
@@ -462,14 +462,25 @@ gst_bayer2rgb_transform (GstBaseTransform * base, GstBuffer * inbuf,
   GstVideoFrame frame;
 
   GST_DEBUG ("transforming buffer");
-  gst_buffer_map (inbuf, &map, GST_MAP_READ);
-  gst_video_frame_map (&frame, &filter->info, outbuf, GST_MAP_WRITE);
+
+  if (!gst_buffer_map (inbuf, &map, GST_MAP_READ))
+    goto map_failed;
+
+  if (!gst_video_frame_map (&frame, &filter->info, outbuf, GST_MAP_WRITE)) {
+    gst_buffer_unmap (inbuf, &map);
+    goto map_failed;
+  }
 
   output = GST_VIDEO_FRAME_PLANE_DATA (&frame, 0);
   gst_bayer2rgb_process (filter, output, filter->width * 4,
       map.data, filter->width);
+
   gst_video_frame_unmap (&frame);
   gst_buffer_unmap (inbuf, &map);
 
   return GST_FLOW_OK;
+
+map_failed:
+  GST_WARNING_OBJECT (base, "Could not map buffer, skipping");
+  return GST_FLOW_OK;
 }