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Cleaned up fix for #234.

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XFree may not be passed NULL.  An invalid window handle will cause
_glfwGetWindowProperty to not return 1.
This commit is contained in:
Camilla Berglund 2014-02-12 13:02:46 +01:00
parent 135ee0d93f
commit b3c461bd7e
1 changed files with 4 additions and 4 deletions
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8
src/x11_init.c
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@ -355,7 +355,8 @@ static void detectEWMH(void)
XA_WINDOW, XA_WINDOW,
(unsigned char**) &windowFromRoot) != 1) (unsigned char**) &windowFromRoot) != 1)
{ {
XFree(windowFromRoot); if (windowFromRoot)
XFree(windowFromRoot);
return; return;
} }
@ -369,13 +370,12 @@ static void detectEWMH(void)
(unsigned char**) &windowFromChild) != 1) (unsigned char**) &windowFromChild) != 1)
{ {
XFree(windowFromRoot); XFree(windowFromRoot);
XFree(windowFromChild); if (windowFromChild)
XFree(windowFromChild);
return; return;
} }
_glfwReleaseXErrorHandler(); _glfwReleaseXErrorHandler();
if (_glfw.x11.errorCode != Success)
return;
// It should be the ID of that same child window // It should be the ID of that same child window
if (*windowFromRoot != *windowFromChild) if (*windowFromRoot != *windowFromChild)