netdev - [PATCH net 1/1] net/iucv: Free memory obtained by kzalloc

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Message-Id: <20180313155006.88162-2-jwi@linux.vnet.ibm.com>
Date:   Tue, 13 Mar 2018 16:50:06 +0100
From:   Julian Wiedmann <jwi@...ux.vnet.ibm.com>
To:     David Miller <davem@...emloft.net>
Cc:     <netdev@...r.kernel.org>, <linux-s390@...r.kernel.org>,
        Martin Schwidefsky <schwidefsky@...ibm.com>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Stefan Raspl <raspl@...ux.vnet.ibm.com>,
        Ursula Braun <ubraun@...ux.vnet.ibm.com>,
        Julian Wiedmann <jwi@...ux.vnet.ibm.com>
Subject: [PATCH net 1/1] net/iucv: Free memory obtained by kzalloc

From: Arvind Yadav <arvind.yadav.cs@...il.com>

Free memory by calling put_device(), if afiucv_iucv_init is not
successful.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
Reviewed-by: Cornelia Huck <cohuck@...hat.com>
Signed-off-by: Ursula Braun <ursula.braun@...ibm.com>
Signed-off-by: Julian Wiedmann <jwi@...ux.vnet.ibm.com>
---
 net/iucv/af_iucv.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
index 1e8cc7bcbca3..9e2643ab4ccb 100644
--- a/net/iucv/af_iucv.c
+++ b/net/iucv/af_iucv.c
@@ -2433,9 +2433,11 @@ static int afiucv_iucv_init(void)
 	af_iucv_dev->driver = &af_iucv_driver;
 	err = device_register(af_iucv_dev);
 	if (err)
-		goto out_driver;
+		goto out_iucv_dev;
 	return 0;
 
+out_iucv_dev:
+	put_device(af_iucv_dev);
 out_driver:
 	driver_unregister(&af_iucv_driver);
 out_iucv:
-- 
2.13.5