4.9-stable review patch. If anyone has any objections, please let me know.
------------------
From: Eric Dumazet edumazet@google.com
IPv4 was changed in commit 52a773d645e9 ("net: Export ip fragment sysctl to unprivileged users")
The only sysctl that is not per-netns is not used : ip6frag_secret_interval
Signed-off-by: Eric Dumazet edumazet@google.com Cc: Nikolay Borisov kernel@kyup.com Signed-off-by: David S. Miller davem@davemloft.net (cherry picked from commit 18dcbe12fe9fca0ab825f7eff993060525ac2503) Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- net/ipv6/reassembly.c | 4 ---- 1 file changed, 4 deletions(-)
--- a/net/ipv6/reassembly.c +++ b/net/ipv6/reassembly.c @@ -643,10 +643,6 @@ static int __net_init ip6_frags_ns_sysct table[1].data = &net->ipv6.frags.low_thresh; table[1].extra2 = &net->ipv6.frags.high_thresh; table[2].data = &net->ipv6.frags.timeout; - - /* Don't export sysctls to unprivileged users */ - if (net->user_ns != &init_user_ns) - table[0].procname = NULL; }
hdr = register_net_sysctl(net, "net/ipv6", table);