[PATCH] clocksource: timer-atlas7: Unmap region obtained by of_iomap.

From: Arvind Yadav
Date: Wed Jun 28 2017 - 04:51:48 EST


In case of error at init time, rollback iomapping.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
---
drivers/clocksource/timer-atlas7.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/clocksource/timer-atlas7.c b/drivers/clocksource/timer-atlas7.c
index 50300ee..1811038 100644
--- a/drivers/clocksource/timer-atlas7.c
+++ b/drivers/clocksource/timer-atlas7.c
@@ -272,12 +272,14 @@ static int __init sirfsoc_of_timer_init(struct device_node *np)
sirfsoc_timer_irq.irq = irq_of_parse_and_map(np, 0);
if (!sirfsoc_timer_irq.irq) {
pr_err("No irq passed for timer0 via DT\n");
+ iounmap(sirfsoc_timer_base);
return -EINVAL;
}

sirfsoc_timer1_irq.irq = irq_of_parse_and_map(np, 1);
if (!sirfsoc_timer1_irq.irq) {
pr_err("No irq passed for timer1 via DT\n");
+ iounmap(sirfsoc_timer_base);
return -EINVAL;
}

--
1.9.1