From cd8101d8ece8d776b79b7e0528cc8ba6d6c33562 Mon Sep 17 00:00:00 2001 From: Guillaume Nault Date: Mon, 7 Mar 2016 19:36:44 +0100 Subject: [PATCH] ppp: release rtnl mutex when interface creation fails [ Upstream commit 6faac63a6986f29ef39827f460edd3a5ba64ad5c ] Add missing rtnl_unlock() in the error path of ppp_create_interface(). Fixes: 58a89ecaca53 ("ppp: fix lockdep splat in ppp_dev_uninit()") Signed-off-by: Guillaume Nault Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/ppp/ppp_generic.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index 9a863c6a6a33..40b303ed63b7 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -2803,6 +2803,7 @@ static struct ppp *ppp_create_interface(struct net *net, int unit, out2: mutex_unlock(&pn->all_ppp_mutex); + rtnl_unlock(); free_netdev(dev); out1: *retp = ret; -- 2.39.5