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Commit 96339d6c authored by Shan Wei's avatar Shan Wei Committed by David S. Miller
Browse files

net:use help function of skb_checksum_start_offset to calculate offset 



Although these are equivalent, but the skb_checksum_start_offset() is more readable.

Signed-off-by: default avatarShan Wei <shanwei@cn.fujitsu.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f6d8bd05

drivers/net/tile/tilepro.c

+1 −1
Original line number Diff line number Diff line
@@ -1930,7 +1930,7 @@ static int tile_net_tx(struct sk_buff *skb, struct net_device *dev) 
	unsigned int len = skb->len;

	unsigned char *data = skb->data;



	unsigned int csum_start = skb->csum_start - skb_headroom(skb);

	unsigned int csum_start = skb_checksum_start_offset(skb);



	lepp_frag_t frags[LEPP_MAX_FRAGS];

net/ipv6/udp.c

+1 −1
Original line number Diff line number Diff line
@@ -1328,7 +1328,7 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb, u32 features) 
	/* Do software UFO. Complete and fill in the UDP checksum as HW cannot

	 * do checksum of UDP packets sent as multiple IP fragments.

	 */

	offset = skb->csum_start - skb_headroom(skb);

	offset = skb_checksum_start_offset(skb);

	csum = skb_checksum(skb, offset, skb->len- offset, 0);

	offset += skb->csum_offset;

	*(__sum16 *)(skb->data + offset) = csum_fold(csum);