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authorDaniel De Graaf <dgdegra@tycho.nsa.gov>2011-11-28 11:49:09 -0500
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2011-12-16 11:25:54 -0500
commitc3b3f16d1bceb5ac5f21528f889810b4ac5a3596 (patch)
tree1447aa5bd9e3ff8e682dde597485cbfc857e054f /drivers/xen/gntalloc.c
parent9438ce9dbbf512fd717051284f568d5cb35e5cf1 (diff)
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xen/events: prevent calling evtchn_get on invalid channels
The event channel number provided to evtchn_get can be provided by userspace, so needs to be checked against the maximum number of event channels prior to using it to index into evtchn_to_irq. Signed-off-by: Daniel De Graaf <dgdegra@tycho.nsa.gov> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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