diff options
Diffstat (limited to 'include/linux/skbuff.h')
-rw-r--r-- | include/linux/skbuff.h | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 01a11b0c0291..1baf4d43bb2d 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h | |||
@@ -902,6 +902,7 @@ static inline unsigned char *__skb_put(struct sk_buff *skb, unsigned int len) | |||
902 | return tmp; | 902 | return tmp; |
903 | } | 903 | } |
904 | 904 | ||
905 | extern unsigned char *skb_push(struct sk_buff *skb, unsigned int len); | ||
905 | static inline unsigned char *__skb_push(struct sk_buff *skb, unsigned int len) | 906 | static inline unsigned char *__skb_push(struct sk_buff *skb, unsigned int len) |
906 | { | 907 | { |
907 | skb->data -= len; | 908 | skb->data -= len; |
@@ -909,24 +910,6 @@ static inline unsigned char *__skb_push(struct sk_buff *skb, unsigned int len) | |||
909 | return skb->data; | 910 | return skb->data; |
910 | } | 911 | } |
911 | 912 | ||
912 | /** | ||
913 | * skb_push - add data to the start of a buffer | ||
914 | * @skb: buffer to use | ||
915 | * @len: amount of data to add | ||
916 | * | ||
917 | * This function extends the used data area of the buffer at the buffer | ||
918 | * start. If this would exceed the total buffer headroom the kernel will | ||
919 | * panic. A pointer to the first byte of the extra data is returned. | ||
920 | */ | ||
921 | static inline unsigned char *skb_push(struct sk_buff *skb, unsigned int len) | ||
922 | { | ||
923 | skb->data -= len; | ||
924 | skb->len += len; | ||
925 | if (unlikely(skb->data<skb->head)) | ||
926 | skb_under_panic(skb, len, current_text_addr()); | ||
927 | return skb->data; | ||
928 | } | ||
929 | |||
930 | extern unsigned char *skb_pull(struct sk_buff *skb, unsigned int len); | 913 | extern unsigned char *skb_pull(struct sk_buff *skb, unsigned int len); |
931 | static inline unsigned char *__skb_pull(struct sk_buff *skb, unsigned int len) | 914 | static inline unsigned char *__skb_pull(struct sk_buff *skb, unsigned int len) |
932 | { | 915 | { |