[PATCH] rtc: sun6i: fix memory leak

From: Sudip Mukherjee
Date: Sun Sep 17 2017 - 08:43:25 EST


If 'clk_data' is not allocated we returned but we failed to free 'rtc'.

Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@xxxxxxxxx>
---
drivers/rtc/rtc-sun6i.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/rtc/rtc-sun6i.c b/drivers/rtc/rtc-sun6i.c
index 3d2216c..5bc28ee 100644
--- a/drivers/rtc/rtc-sun6i.c
+++ b/drivers/rtc/rtc-sun6i.c
@@ -201,8 +201,10 @@ static void __init sun6i_rtc_clk_init(struct device_node *node)

clk_data = kzalloc(sizeof(*clk_data) + (sizeof(*clk_data->hws) * 2),
GFP_KERNEL);
- if (!clk_data)
+ if (!clk_data) {
+ kfree(rtc);
return;
+ }

spin_lock_init(&rtc->lock);

--
2.7.4