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Date: Tue, 9 Jun 2020 19:44:19 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Yang Yingliang <yangyingliang@...wei.com>, Cong Wang <xiyou.wangcong@...il.com>, "David S. Miller" <davem@...emloft.net> Subject: [PATCH 4.4 19/36] devinet: fix memleak in inetdev_init() From: Yang Yingliang <yangyingliang@...wei.com> [ Upstream commit 1b49cd71b52403822731dc9f283185d1da355f97 ] When devinet_sysctl_register() failed, the memory allocated in neigh_parms_alloc() should be freed. Fixes: 20e61da7ffcf ("ipv4: fail early when creating netdev named all or default") Signed-off-by: Yang Yingliang <yangyingliang@...wei.com> Acked-by: Cong Wang <xiyou.wangcong@...il.com> Signed-off-by: David S. Miller <davem@...emloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- net/ipv4/devinet.c | 1 + 1 file changed, 1 insertion(+) --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -262,6 +262,7 @@ static struct in_device *inetdev_init(st err = devinet_sysctl_register(in_dev); if (err) { in_dev->dead = 1; + neigh_parms_release(&arp_tbl, in_dev->arp_parms); in_dev_put(in_dev); in_dev = NULL; goto out;
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