[PATCH net] rtnetlink: fix netns leak with rtnl_setlink()

A call to rtnl_nets_destroy() is needed to release references taken on netns put in rtnl_nets.

CC: stable@vger.kernel.org Fixes: 636af13f213b ("rtnetlink: Register rtnl_dellink() and rtnl_setlink() with RTNL_FLAG_DOIT_PERNET_WIP.") Signed-off-by: Nicolas Dichtel nicolas.dichtel@6wind.com --- net/core/rtnetlink.c | 1 + 1 file changed, 1 insertion(+)

diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 1f4d4b5570ab..d1e559fce918 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -3432,6 +3432,7 @@ static int rtnl_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, err = -ENODEV;

rtnl_nets_unlock(&rtnl_nets); + rtnl_nets_destroy(&rtnl_nets); errout: return err; }