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Fix an overflow when the amount of requested cache memory
is greater than the *lowest value
Manuel Teira <manuel.teira@telefonica.net>
#
# Patch managed by http://www.holgerschurig.de/patcher.html
#
--- qt-2.3.10/src/kernel/qgfxlinuxfb_qws.cpp~fix-linuxfb-offscreenoverflow
+++ qt-2.3.10/src/kernel/qgfxlinuxfb_qws.cpp
@@ -610,6 +610,11 @@
// No free blocks in already-taken memory; get some more
// if we can
+ if ( amount >= (*lowest ) ) {
+ //Avoid this overflow
+ qt_fbdpy->ungrab();
+ return 0;
+ }
unsigned int newlowest = (*lowest)-amount;
if (newlowest % align) {
newlowest -= align;
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