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Bug #1360: Fix a segfault by checking the return value of XQueryTree.

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(Johan Kiviniemi)
This commit is contained in:
Adam Jackson 2004-09-14 19:01:16 +00:00
parent 36005e53a5
commit 7abdf973ea
2 changed files with 13 additions and 1 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2004-09-14 Adam Jackson <ajax@freedesktop.org>
* xcompmgr.c:
Bug #1360: Fix a segfault by checking the return value of XQueryTree.
(Johan Kiviniemi)
2004-09-10 Adam Jackson <ajax@freedesktop.org> 2004-09-10 Adam Jackson <ajax@freedesktop.org>
* xcompmgr.c: * xcompmgr.c:

8
xcompmgr.c
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@ -1297,7 +1297,13 @@ determine_wintype (Display *dpy, Window w)
if (type != winNormalAtom) if (type != winNormalAtom)
return type; return type;
XQueryTree (dpy, w, &root_return, &parent_return, &children, &nchildren); if (!XQueryTree (dpy, w, &root_return, &parent_return, &children,
&nchildren))
{
/* XQueryTree failed. */
return winNormalAtom;
}
for (i = 0;i < nchildren;i++) for (i = 0;i < nchildren;i++)
{ {
type = determine_wintype (dpy, children[i]); type = determine_wintype (dpy, children[i]);