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authorHannes Frederic Sowa <hannes@stressinduktion.org>2015-03-25 17:07:45 +0100
committerDavid S. Miller <davem@davemloft.net>2015-03-25 14:07:04 -0400
commit5a352dd0a3aac03b443c94828dfd7144261c8636 (patch)
treea6d7355e995fb8c16766fde2cd8ce5ed56b3626a /net/ipv6/ip6_output.c
parentb6a7719aedd7e5c0f2df7641aa47386111682df4 (diff)
downloadlinux-sh-5a352dd0a3aac03b443c94828dfd7144261c8636.tar.gz
ipv6: hash net ptr into fragmentation bucket selection
As namespaces are sometimes used with overlapping ip address ranges, we should also use the namespace as input to the hash to select the ip fragmentation counter bucket. Cc: Eric Dumazet <edumazet@google.com> Cc: Flavio Leitner <fbl@redhat.com> Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ip6_output.c')
-rw-r--r--net/ipv6/ip6_output.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 7e80b61b51ff..b06ad00048d5 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -628,7 +628,7 @@ int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
skb_reset_network_header(skb);
memcpy(skb_network_header(skb), tmp_hdr, hlen);
- ipv6_select_ident(fh, rt);
+ ipv6_select_ident(net, fh, rt);
fh->nexthdr = nexthdr;
fh->reserved = 0;
fh->frag_off = htons(IP6_MF);
@@ -775,7 +775,7 @@ slow_path:
fh->nexthdr = nexthdr;
fh->reserved = 0;
if (!frag_id) {
- ipv6_select_ident(fh, rt);
+ ipv6_select_ident(net, fh, rt);
frag_id = fh->identification;
} else
fh->identification = frag_id;
@@ -1079,7 +1079,7 @@ static inline int ip6_ufo_append_data(struct sock *sk,
skb_shinfo(skb)->gso_size = (mtu - fragheaderlen -
sizeof(struct frag_hdr)) & ~7;
skb_shinfo(skb)->gso_type = SKB_GSO_UDP;
- ipv6_select_ident(&fhdr, rt);
+ ipv6_select_ident(sock_net(sk), &fhdr, rt);
skb_shinfo(skb)->ip6_frag_id = fhdr.identification;
append: