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(parent: 144e6c1) | patch
xen/events: prevent calling evtchn_get on invalid channels
authorDaniel De Graaf <dgdegra@tycho.nsa.gov>
Mon, 28 Nov 2011 16:49:09 +0000 (11:49 -0500)
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Thu, 2 Feb 2012 19:07:16 +0000 (14:07 -0500)
commit9a2adbb89113933c93412def4717a50f2f881b86
treed27f57fffd694b3aeb8fdcbf17a30a3e8bfb8e68tree
parent144e6c1b3bc2f54f7fd9eff33761e5e994f41b63commit | diff
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>
drivers/xen/events.c diff | blob | history
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