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Commit 471992d3 authored by Vamshi Krishna B V's avatar Vamshi Krishna B V Committed by Gerrit - the friendly Code Review server
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kernel: time: Fix the alarm_bases array accessing issue 



Array 'alarm_bases' of size 2 may use index value(s) 0..2,
so check the alarm type before initializing.

CRs-fixed: 2206448
Change-Id: I4691b5a8a92c8a98dc78c8938a0dc9c0852c4e2e
Signed-off-by: default avatarVamshi Krishna B V <vbv@codeaurora.org>
parent e2fdacf9

kernel/time/alarmtimer.c

+4 −0
Original line number Diff line number Diff line
@@ -509,6 +509,10 @@ void alarm_init(struct alarm *alarm, enum alarmtimer_type type, 
	alarm->timer.function = alarmtimer_fired;

	alarm->function = function;

	alarm->type = type;

	if (type >= ALARM_NUMTYPE) {

		/* use ALARM_BOOTTIME as the default */

		alarm->type = ALARM_BOOTTIME;

	}

	alarm->state = ALARMTIMER_STATE_INACTIVE;

}

EXPORT_SYMBOL_GPL(alarm_init);