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Commit b6c6b645 authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

tcp: md5: remove tcp_md5_hash_header() 



After commit 19689e38 ("tcp: md5: use kmalloc() backed scratch
areas") this function is no longer used.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent dfad09a6

net/ipv4/tcp.c

+0 −17
Original line number Diff line number Diff line
@@ -3092,23 +3092,6 @@ struct tcp_md5sig_pool *tcp_get_md5sig_pool(void) 
}

EXPORT_SYMBOL(tcp_get_md5sig_pool);



int tcp_md5_hash_header(struct tcp_md5sig_pool *hp,

			const struct tcphdr *th)

{

	struct scatterlist sg;

	struct tcphdr hdr;



	/* We are not allowed to change tcphdr, make a local copy */

	memcpy(&hdr, th, sizeof(hdr));

	hdr.check = 0;



	/* options aren't included in the hash */

	sg_init_one(&sg, &hdr, sizeof(hdr));

	ahash_request_set_crypt(hp->md5_req, &sg, NULL, sizeof(hdr));

	return crypto_ahash_update(hp->md5_req);

}

EXPORT_SYMBOL(tcp_md5_hash_header);



int tcp_md5_hash_skb_data(struct tcp_md5sig_pool *hp,

			  const struct sk_buff *skb, unsigned int header_len)

{