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authorBaruch Siach <baruch@tkos.co.il>2013-05-29 10:11:17 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-07-25 14:07:29 -0700
commitf707f7ae37c514a3871741747bfd8c09d7badb05 (patch)
treeab4dadfffc2a4ab3047898790ded27f6cd2c75b8 /drivers/clocksource
parent084c895d3c9fecf80fe02ba442b90818116b30d2 (diff)
clocksource: dw_apb: Fix error check
commit 1a33bd2be705cbb3f57d7223b60baea441039307 upstream. irq_of_parse_and_map() returns 0 on error, while the code checks for NO_IRQ. This breaks on platforms that have NO_IRQ != 0. Signed-off-by: Baruch Siach <baruch@tkos.co.il> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/clocksource')
-rw-r--r--drivers/clocksource/dw_apb_timer_of.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/clocksource/dw_apb_timer_of.c b/drivers/clocksource/dw_apb_timer_of.c
index ab09ed3742ee..6b02eddc5f50 100644
--- a/drivers/clocksource/dw_apb_timer_of.c
+++ b/drivers/clocksource/dw_apb_timer_of.c
@@ -44,7 +44,7 @@ static void add_clockevent(struct device_node *event_timer)
u32 irq, rate;
irq = irq_of_parse_and_map(event_timer, 0);
- if (irq == NO_IRQ)
+ if (irq == 0)
panic("No IRQ for clock event timer");
timer_get_base_and_rate(event_timer, &iobase, &rate);