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authorArnaldo Carvalho de Melo <acme@redhat.com>2007-03-13 13:51:52 -0300
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:25:17 -0700
commit967b05f64e27d04a4c8879addd0e1c52137e2c9e (patch)
treec2c7ab3f0284903222d6d0864deaedbd4766b9b8 /net/ipv4/ip_output.c
parentea2ae17d6443abddc79480dc9f7af8feacabddc4 (diff)
downloadlinux-967b05f64e27d04a4c8879addd0e1c52137e2c9e.tar.gz
[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 <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_output.c')
-rw-r--r--net/ipv4/ip_output.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 63c05be0764d..6d92358fc513 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);