[PATCH] clocksource/drivers: Fix memory leak in ttc_setup_clockevent

[Navid Emamdoost]

In the impelementation of ttc_setup_clockevent() the allocated memory
for ttcce should be released if clk_notifier_register() fails.

Fixes: 70504f311d4b ("clocksource/drivers/cadence_ttc: Convert init function to 
return error")
Signed-off-by: Navid Emamdoost <navid.emamdo...@gmail.com>
---
 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 88fe2e9ba9a3..b40fc6581389 100644
--- a/drivers/clocksource/timer-cadence-ttc.c
+++ b/drivers/clocksource/timer-cadence-ttc.c
@@ -424,6 +424,7 @@ 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