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Commit 2bbbc868 authored by Al Viro's avatar Al Viro Committed by David S. Miller
Browse files

[NET]: Annotate skb_checksum() and callers. 



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5f92a738

include/linux/skbuff.h

+2 −2
Original line number Diff line number Diff line
@@ -1334,8 +1334,8 @@ extern int skb_copy_and_csum_datagram_iovec(struct sk_buff *skb, 
extern void	       skb_free_datagram(struct sock *sk, struct sk_buff *skb);

extern void	       skb_kill_datagram(struct sock *sk, struct sk_buff *skb,

					 unsigned int flags);

extern unsigned int    skb_checksum(const struct sk_buff *skb, int offset,

				    int len, unsigned int csum);

extern __wsum	       skb_checksum(const struct sk_buff *skb, int offset,

				    int len, __wsum csum);

extern int	       skb_copy_bits(const struct sk_buff *skb, int offset,

				     void *to, int len);

extern int	       skb_store_bits(const struct sk_buff *skb, int offset,

net/core/skbuff.c

+2 −2
Original line number Diff line number Diff line
@@ -1240,8 +1240,8 @@ EXPORT_SYMBOL(skb_store_bits); 


/* Checksum skb data. */



unsigned int skb_checksum(const struct sk_buff *skb, int offset,

			  int len, unsigned int csum)

__wsum skb_checksum(const struct sk_buff *skb, int offset,

			  int len, __wsum csum)

{

	int start = skb_headlen(skb);

	int i, copy = start - offset;