Commit 1438f5d0 authored by Nicolas Dichtel's avatar Nicolas Dichtel Committed by Jakub Kicinski
Browse files

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: 636af13f ("rtnetlink: Register rtnl_dellink() and rtnl_setlink() with RTNL_FLAG_DOIT_PERNET_WIP.")
Signed-off-by: default avatarNicolas Dichtel <nicolas.dichtel@6wind.com>
Reviewed-by: default avatarKuniyuki Iwashima <kuniyu@amazon.com>
Link: https://patch.msgid.link/20250205221037.2474426-1-nicolas.dichtel@6wind.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent bca0902e

net/core/rtnetlink.c

+1 −0
Original line number Diff line number Diff line
@@ -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;

}