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Make sure we check the return value from shmat().

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BUG=
TEST=

Review URL: https://webrtc-codereview.appspot.com/358007

git-svn-id: http://webrtc.googlecode.com/svn/trunk@1533 4adac7df-926f-26a2-2b94-8c16560cd09d
This commit is contained in:
stefan@webrtc.org 2012-01-24 16:33:27 +00:00
parent b73c3d1f5d
commit 9e332ab95b
1 changed files with 5 additions and 1 deletions
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6
src/modules/video_render/main/source/linux/video_x11_channel.cc
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
@ -261,6 +261,10 @@ WebRtc_Word32 VideoX11Channel::CreateLocalRenderer(WebRtc_Word32 width,
_shminfo.shmid = shmget(IPC_PRIVATE, (_image->bytes_per_line
* _image->height), IPC_CREAT | 0777);
_shminfo.shmaddr = _image->data = (char*) shmat(_shminfo.shmid, 0, 0);
if (_image->data == reinterpret_cast<char*>(-1))
{
return -1;
}
_buffer = (unsigned char*) _image->data;
_shminfo.readOnly = False;