[PATCH] clocksource/drivers/cadence-ttc: Fix memleak in ttc_setup_clockevent

[Dinghao Liu]

When clk_notifier_register() fails, ttcce should be freed
just like when clk_prepare_enable() and request_irq() fail.

Signed-off-by: Dinghao Liu <dinghao.liu at zju.edu.cn>
---
 drivers/clocksource/timer-cadence-ttc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/clocksource/timer-cadence-ttc.c b/drivers/clocksource/timer-cadence-ttc.c
index 38858e141731..4d8638b0936c 100644
--- a/drivers/clocksource/timer-cadence-ttc.c
+++ b/drivers/clocksource/timer-cadence-ttc.c
@@ -426,6 +426,7 @@ static int __init ttc_setup_clockevent(struct clk *clk,
 				    &ttcce->ttc.clk_rate_change_nb);
 	if (err) {
 		pr_warn("Unable to register clock notifier.\n");
+		kfree(ttcce);
 		return err;
 	}
 
-- 
2.17.1