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-rw-r--r--include/linux/skbuff.h11
1 files changed, 8 insertions, 3 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index a640385e0598..909923717830 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -243,6 +243,7 @@ typedef unsigned char *sk_buff_data_t;
243 * @tc_index: Traffic control index 243 * @tc_index: Traffic control index
244 * @tc_verd: traffic control verdict 244 * @tc_verd: traffic control verdict
245 * @ndisc_nodetype: router type (from link layer) 245 * @ndisc_nodetype: router type (from link layer)
246 * @do_not_encrypt: set to prevent encryption of this frame
246 * @dma_cookie: a cookie to one of several possible DMA operations 247 * @dma_cookie: a cookie to one of several possible DMA operations
247 * done by skb DMA functions 248 * done by skb DMA functions
248 * @secmark: security marking 249 * @secmark: security marking
@@ -900,7 +901,7 @@ extern unsigned char *__pskb_pull_tail(struct sk_buff *skb, int delta);
900static inline unsigned char *__pskb_pull(struct sk_buff *skb, unsigned int len) 901static inline unsigned char *__pskb_pull(struct sk_buff *skb, unsigned int len)
901{ 902{
902 if (len > skb_headlen(skb) && 903 if (len > skb_headlen(skb) &&
903 !__pskb_pull_tail(skb, len-skb_headlen(skb))) 904 !__pskb_pull_tail(skb, len - skb_headlen(skb)))
904 return NULL; 905 return NULL;
905 skb->len -= len; 906 skb->len -= len;
906 return skb->data += len; 907 return skb->data += len;
@@ -917,7 +918,7 @@ static inline int pskb_may_pull(struct sk_buff *skb, unsigned int len)
917 return 1; 918 return 1;
918 if (unlikely(len > skb->len)) 919 if (unlikely(len > skb->len))
919 return 0; 920 return 0;
920 return __pskb_pull_tail(skb, len-skb_headlen(skb)) != NULL; 921 return __pskb_pull_tail(skb, len - skb_headlen(skb)) != NULL;
921} 922}
922 923
923/** 924/**
@@ -1320,7 +1321,7 @@ static inline int skb_padto(struct sk_buff *skb, unsigned int len)
1320 unsigned int size = skb->len; 1321 unsigned int size = skb->len;
1321 if (likely(size >= len)) 1322 if (likely(size >= len))
1322 return 0; 1323 return 0;
1323 return skb_pad(skb, len-size); 1324 return skb_pad(skb, len - size);
1324} 1325}
1325 1326
1326static inline int skb_add_data(struct sk_buff *skb, 1327static inline int skb_add_data(struct sk_buff *skb,
@@ -1451,6 +1452,10 @@ extern int skb_copy_datagram_iovec(const struct sk_buff *from,
1451extern int skb_copy_and_csum_datagram_iovec(struct sk_buff *skb, 1452extern int skb_copy_and_csum_datagram_iovec(struct sk_buff *skb,
1452 int hlen, 1453 int hlen,
1453 struct iovec *iov); 1454 struct iovec *iov);
1455extern int skb_copy_datagram_from_iovec(struct sk_buff *skb,
1456 int offset,
1457 struct iovec *from,
1458 int len);
1454extern void skb_free_datagram(struct sock *sk, struct sk_buff *skb); 1459extern void skb_free_datagram(struct sock *sk, struct sk_buff *skb);
1455extern int skb_kill_datagram(struct sock *sk, struct sk_buff *skb, 1460extern int skb_kill_datagram(struct sock *sk, struct sk_buff *skb,
1456 unsigned int flags); 1461 unsigned int flags);