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Commit 9d093e29 authored by Konrad Rzeszutek Wilk's avatar Konrad Rzeszutek Wilk
Browse files

xen/events: BUG() when we can't allocate our event->irq array. 



In case we can't allocate we are doomed. We should BUG_ON
instead of trying to dereference it later on.

Acked-by: default avatarIan Campbell <ian.campbell@citrix.com>
[v1: Use BUG_ON instead of BUG]
Signed-off-by: default avatarKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
parent a102a9ec

drivers/xen/events.c

+1 −0
Original line number Diff line number Diff line
@@ -1670,6 +1670,7 @@ void __init xen_init_IRQ(void) 


	evtchn_to_irq = kcalloc(NR_EVENT_CHANNELS, sizeof(*evtchn_to_irq),

				    GFP_KERNEL);

	BUG_ON(!evtchn_to_irq);

	for (i = 0; i < NR_EVENT_CHANNELS; i++)

		evtchn_to_irq[i] = -1;