linux-kernel - [PATCH v4 4/4] Input: adp5589: fix possible memleak of 'kpad'

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Date:   Thu, 5 Mar 2020 15:14:05 +0200
From:   Alexandru Ardelean <alexandru.ardelean@...log.com>
To:     <linux-input@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     <dmitry.torokhov@...il.com>, <lars@...afoo.de>,
        Alexandru Ardelean <alexandru.ardelean@...log.com>,
        kbuild test robot <lkp@...el.com>,
        Dan Carpenter <dan.carpenter@...cle.com>
Subject: [PATCH v4 4/4] Input: adp5589: fix possible memleak of 'kpad'

If 'adp5589_i2c_get_driver_data()' returns an error, the exit path should
be to also free the 'kpad' object.
This change fixes that.

Reported-by: kbuild test robot <lkp@...el.com>
Reported-by: Dan Carpenter <dan.carpenter@...cle.com>
Signed-off-by: Alexandru Ardelean <alexandru.ardelean@...log.com>
---
 drivers/input/keyboard/adp5589-keys.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard/adp5589-keys.c
index 1fd36c581a91..5cef5a13b776 100644
--- a/drivers/input/keyboard/adp5589-keys.c
+++ b/drivers/input/keyboard/adp5589-keys.c
@@ -1050,7 +1050,7 @@ static int adp5589_probe(struct i2c_client *client,
 
 	ret = adp5589_i2c_get_driver_data(client, id);
 	if (ret < 0)
-		return ret;
+		goto err_free_mem;
 
 	switch (ret) {
 	case ADP5585_02:
-- 
2.20.1