From 967b05f64e27d04a4c8879addd0e1c52137e2c9e Mon Sep 17 00:00:00 2001 From: Arnaldo Carvalho de Melo Date: Tue, 13 Mar 2007 13:51:52 -0300 Subject: [SK_BUFF]: Introduce skb_set_transport_header For the cases where the transport header is being set to a offset from skb->data. Signed-off-by: Arnaldo Carvalho de Melo Signed-off-by: David S. Miller --- net/ipv4/ip_output.c | 19 ++++++++----------- 1 file changed, 8 insertions(+), 11 deletions(-) (limited to 'net/ipv4/ip_output.c') diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index 63c05be..6d92358 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -593,7 +593,7 @@ slow_path: skb_reserve(skb2, ll_rs); skb_put(skb2, len + hlen); skb_reset_network_header(skb2); - skb2->h.raw = skb2->data + hlen; + skb2->h.raw = skb2->nh.raw + hlen; /* * Charge the memory for the fragment to any owner @@ -724,7 +724,7 @@ static inline int ip_ufo_append_data(struct sock *sk, skb_reset_network_header(skb); /* initialize protocol header pointer */ - skb->h.raw = skb->data + fragheaderlen; + skb->h.raw = skb->nh.raw + fragheaderlen; skb->ip_summed = CHECKSUM_PARTIAL; skb->csum = 0; @@ -1099,8 +1099,6 @@ ssize_t ip_append_page(struct sock *sk, struct page *page, } if (len <= 0) { struct sk_buff *skb_prev; - char *data; - struct iphdr *iph; int alloclen; skb_prev = skb; @@ -1123,16 +1121,15 @@ ssize_t ip_append_page(struct sock *sk, struct page *page, /* * Find where to start putting bytes. */ - data = skb_put(skb, fragheaderlen + fraggap); + skb_put(skb, fragheaderlen + fraggap); skb_reset_network_header(skb); - iph = ip_hdr(skb); - data += fragheaderlen; - skb->h.raw = data; + skb->h.raw = skb->nh.raw + fragheaderlen; if (fraggap) { - skb->csum = skb_copy_and_csum_bits( - skb_prev, maxfraglen, - data, fraggap, 0); + skb->csum = skb_copy_and_csum_bits(skb_prev, + maxfraglen, + skb->h.raw, + fraggap, 0); skb_prev->csum = csum_sub(skb_prev->csum, skb->csum); pskb_trim_unique(skb_prev, maxfraglen); -- cgit v1.1