[ Upstream commit86126b77dc
] nlmsg_multicast() always frees the skb, so in case we cannot call it we must do that ourselves. Fixes:21ee543edc
("xfrm: fix race between netns cleanup and state expire notification") Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>