From: YueHaibing <yuehaibing@huawei.com>
Date: Tue, 19 Feb 2019 08:06:22 +0000 (+0800)
Subject: net: rose: add missing dev_put() on error in rose_bind
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=3b9c9f3b0b0293a52c0edd033d9df3a6b0e06f62;p=openwrt%2Fstaging%2Fblogic.git

net: rose: add missing dev_put() on error in rose_bind

when capable check failed, dev_put should
be call before return -EACCES.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index d00a0ef39a56..c96f63ffe31e 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -689,8 +689,10 @@ static int rose_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
 		rose->source_call = user->call;
 		ax25_uid_put(user);
 	} else {
-		if (ax25_uid_policy && !capable(CAP_NET_BIND_SERVICE))
+		if (ax25_uid_policy && !capable(CAP_NET_BIND_SERVICE)) {
+			dev_put(dev);
 			return -EACCES;
+		}
 		rose->source_call   = *source;
 	}