xcb: Fix a memleak when atomName() fails

The only reason for GetAtomName to fail is when an invalid atom is specified, so
the xcb_generic_error_t struct doesn't contain any useful information for us.
Still, we have to free it.

Change-Id: I3da98018b7bfe08a9d7dcd566ed010f5d7b0df73
Reviewed-by: Robin Burchell <robin+qt@viroteck.net>
Reviewed-by: Lars Knoll <lars.knoll@nokia.com>
This commit is contained in:
Uli Schlachter 2012-01-07 17:28:10 +01:00 committed by Qt by Nokia
parent 2588a5b249
commit 7e40ea4499

View File

@ -962,6 +962,7 @@ QByteArray QXcbConnection::atomName(xcb_atom_t atom)
xcb_get_atom_name_reply_t *reply = xcb_get_atom_name_reply(xcb_connection(), cookie, &error);
if (error) {
qWarning() << "QXcbConnection::atomName: bad Atom" << atom;
free(error);
}
if (reply) {
QByteArray result(xcb_get_atom_name_name(reply), xcb_get_atom_name_name_length(reply));