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>
(cherry picked from commit bc5f92e5db6f303e73387278e32f8669f0abf0e5)
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
1 file changed