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authorreveman@google.com <reveman@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2011-06-29 18:25:30 +0000
committerreveman@google.com <reveman@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2011-06-29 18:25:30 +0000
commit716b2c7e4d67d85529845e5ce4bf6ef3db06b43e (patch)
tree8264e2bbca1a3dbbd3a9e9e98f1152e714e43451
parent1ec09d59c2b3115f395a49f226bf45630cebf720 (diff)
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Check return value of XGetWindowAttributes.
There is a chance that |window_| is no longer valid and the call to XGetWindowAttributes will fail and leave |attributes| uninitialized. BUG=chromium-os:16986 TEST=manual Review URL: http://codereview.chromium.org/7273036 git-svn-id: svn://svn.chromium.org/chrome/branches/782/src@90982 0039d316-1c4b-4281-b951-d872f2087c98
-rw-r--r--ui/gfx/gl/gl_surface_glx.cc5
1 files changed, 4 insertions, 1 deletions
diff --git a/ui/gfx/gl/gl_surface_glx.cc b/ui/gfx/gl/gl_surface_glx.cc
index 30f20a6..0091da7 100644
--- a/ui/gfx/gl/gl_surface_glx.cc
+++ b/ui/gfx/gl/gl_surface_glx.cc
@@ -149,7 +149,10 @@ bool NativeViewGLSurfaceGLX::Initialize() {
DCHECK(!glx_window_);
XWindowAttributes attributes;
- XGetWindowAttributes(g_display, window_, &attributes);
+ if (!XGetWindowAttributes(g_display, window_, &attributes)) {
+ LOG(ERROR) << "XGetWindowAttributes failed for window " << window_ << ".";
+ return false;
+ }
XVisualInfo visual_template = {0};
visual_template.visualid = XVisualIDFromVisual(attributes.visual);