[SK_BUFF]: Convert skb->tail to sk_buff_data_t

[net-next-2.6.git] / include / net / netlink.h

diff --git a/include/net/netlink.h b/include/net/netlink.h
index bcaf67b7a19d131022d0f41f61d5c2e838a8a56b..2c7ab107f20d4d27e48253e51020b4e63781f4c2 100644 (file)
--- a/include/net/netlink.h
+++ b/include/net/netlink.h
@@ -525,7 +525,7 @@ static inline struct sk_buff *nlmsg_new(size_t payload, gfp_t flags)
  */
 static inline int nlmsg_end(struct sk_buff *skb, struct nlmsghdr *nlh)
 {
-       nlh->nlmsg_len = skb->tail - (unsigned char *) nlh;
+       nlh->nlmsg_len = skb_tail_pointer(skb) - (unsigned char *)nlh;
 
        return skb->len;
 }
@@ -538,7 +538,7 @@ static inline int nlmsg_end(struct sk_buff *skb, struct nlmsghdr *nlh)
  */
 static inline void *nlmsg_get_pos(struct sk_buff *skb)
 {
-       return skb->tail;
+       return skb_tail_pointer(skb);
 }
 
 /**
@@ -940,7 +940,7 @@ static inline unsigned long nla_get_msecs(struct nlattr *nla)
  */
 static inline struct nlattr *nla_nest_start(struct sk_buff *skb, int attrtype)
 {
-       struct nlattr *start = (struct nlattr *) skb->tail;
+       struct nlattr *start = (struct nlattr *)skb_tail_pointer(skb);
 
        if (nla_put(skb, attrtype, 0, NULL) < 0)
                return NULL;
@@ -960,7 +960,7 @@ static inline struct nlattr *nla_nest_start(struct sk_buff *skb, int attrtype)
  */
 static inline int nla_nest_end(struct sk_buff *skb, struct nlattr *start)
 {
-       start->nla_len = skb->tail - (unsigned char *) start;
+       start->nla_len = skb_tail_pointer(skb) - (unsigned char *)start;
        return skb->len;
 }