Glauber Costa wrote:
For backward operations, dstpitch and srcpitch can
be negative. This leads BLTUNSAFE macro into an
overflow, and as a result, it avoids performing
operations that are perfectly valid.
The visible effect that led to that patch was the gnome-panel
bar in Fedora10. Before this patch, you could see garbage
clobbering a big portion of the bar.
After this patch, this garbage is gone.
Applied. Thanks.
Regards,
Anthony Liguori
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