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qxl: Fix SPICE_RING_PROD_ITEM(), SPICE_RING_CONS_ITEM() sanity check
authorMarkus Armbruster <armbru@pond.sub.org>
Thu, 10 Jan 2013 13:24:49 +0000 (14:24 +0100)
committerGerd Hoffmann <kraxel@redhat.com>
Mon, 14 Jan 2013 07:59:38 +0000 (08:59 +0100)
commitbc5f92e5db6f303e73387278e32f8669f0abf0e5
tree006ad6ca4e2bf25ce973c765e9198669faaf8671tree | snapshot
parent63fb2590839162afdf14d7c0ee02d460766c0956commit | diff
qxl: Fix SPICE_RING_PROD_ITEM(), SPICE_RING_CONS_ITEM() sanity check

The pointer arithmetic there is safe, but ugly.  Coverity grouses
about it.  However, the actual comparison is off by one: <= end
instead of < end.  Fix by rewriting the check in a cleaner way.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
hw/qxl.c diff | blob | history
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