[PATCH net] tcp: md5: remove tcp_md5_hash_header()
From: Eric Dumazet <hidden>
Date: 2016-08-19 09:07:58
From: Eric Dumazet <edumazet@google.com>
After commit 19689e38eca5 ("tcp: md5: use kmalloc() backed scratch
areas") this function is no longer used.
Signed-off-by: Eric Dumazet <edumazet@google.com>
---
net/ipv4/tcp.c | 17 -----------------
1 file changed, 17 deletions(-)
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 032a96d78c99..f1a9a0a8a1f3 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c@@ -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) {