inet: Remove unused sk_sndmsg_* from UFO

UFO doesn't really use the sk_sndmsg_* parameters so touching
them is pointless.  It can't use them anyway since the whole
point of UFO is to use the original pages without copying.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 14cf560..1eb526a 100644 (file)
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2434,8 +2434,6 @@ int skb_append_datato_frags(struct sock *sk, struct sk_buff *skb,
                        return -ENOMEM;
 
                /* initialize the next frag */
-               sk->sk_sndmsg_page = page;
-               sk->sk_sndmsg_off = 0;
                skb_fill_page_desc(skb, frg_cnt, page, 0, 0);
                skb->truesize += PAGE_SIZE;
                atomic_add(PAGE_SIZE, &sk->sk_wmem_alloc);
@@ -2455,7 +2453,6 @@ int skb_append_datato_frags(struct sock *sk, struct sk_buff *skb,
                        return -EFAULT;
 
                /* copy was successful so update the size parameters */
-               sk->sk_sndmsg_off += copy;
                frag->size += copy;
                skb->len += copy;
                skb->data_len += copy;

diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 04c7b3b..d3a4540 100644 (file)
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -767,7 +767,6 @@ static inline int ip_ufo_append_data(struct sock *sk,
 
                skb->ip_summed = CHECKSUM_PARTIAL;
                skb->csum = 0;
-               sk->sk_sndmsg_off = 0;
 
                /* specify the length of each IP datagram fragment */
                skb_shinfo(skb)->gso_size = mtu - fragheaderlen;

diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 065b3f7..5c618f2 100644 (file)
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1061,7 +1061,6 @@ static inline int ip6_ufo_append_data(struct sock *sk,
 
                skb->ip_summed = CHECKSUM_PARTIAL;
                skb->csum = 0;
-               sk->sk_sndmsg_off = 0;
        }
 
        err = skb_append_datato_frags(sk,skb, getfrag, from,