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tcp: tcp_md5_hash_skb_data() frag_list handling

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tcp_md5_hash_skb_data() should handle skb->frag_list, and eventually
recurse.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2010-05-17 20:40:51 +00:00 committed by David S. Miller
parent 15e83ed788
commit d7fd1b5747
1 changed files with 5 additions and 0 deletions
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5
net/ipv4/tcp.c
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@ -2999,6 +2999,7 @@ int tcp_md5_hash_skb_data(struct tcp_md5sig_pool *hp,
const unsigned head_data_len = skb_headlen(skb) > header_len ?
skb_headlen(skb) - header_len : 0;
const struct skb_shared_info *shi = skb_shinfo(skb);
struct sk_buff *frag_iter;
sg_init_table(&sg, 1);
@ -3013,6 +3014,10 @@ int tcp_md5_hash_skb_data(struct tcp_md5sig_pool *hp,
return 1;
}
skb_walk_frags(skb, frag_iter)
if (tcp_md5_hash_skb_data(hp, frag_iter, 0))
return 1;
return 0;
}