1 files changed, 20 insertions, 9 deletions

diff --git a/include/net/sock.h b/include/net/sock.h
index 40bb90ebb2d1..26fc0b16bc0c 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -745,7 +745,13 @@ static inline int sk_stream_wmem_schedule(struct sock *sk, int size)
  */
 #define sock_owned_by_user(sk)  ((sk)->sk_lock.owner)
 
-extern void FASTCALL(lock_sock(struct sock *sk));
+extern void FASTCALL(lock_sock_nested(struct sock *sk, int subclass));
+
+static inline void lock_sock(struct sock *sk)
+{
+        lock_sock_nested(sk, 0);
+}
+
 extern void FASTCALL(release_sock(struct sock *sk));
 
 /* BH context may only use the following locking interface. */
@@ -883,19 +889,23 @@ static inline int sk_filter(struct sock *sk, struct sk_buff *skb)
 }
 
 /**
- *      sk_filter_release: Release a socket filter
- *      @sk: socket
- *      @fp: filter to remove
- *
- *      Remove a filter from a socket and release its resources.
+ *      sk_filter_rcu_free: Free a socket filter
+ *      @rcu: rcu_head that contains the sk_filter to free
  */
- 
 static inline void sk_filter_rcu_free(struct rcu_head *rcu)
 {
         struct sk_filter *fp = container_of(rcu, struct sk_filter, rcu);
         kfree(fp);
 }
 
+/**
+ *      sk_filter_release: Release a socket filter
+ *      @sk: socket
+ *      @fp: filter to remove
+ *
+ *      Remove a filter from a socket and release its resources.
+ */
+
 static inline void sk_filter_release(struct sock *sk, struct sk_filter *fp)
 {
         unsigned int size = sk_filter_len(fp);
@@ -944,7 +954,8 @@ static inline void sock_put(struct sock *sk)
                 sk_free(sk);
 }
 
-extern int sk_receive_skb(struct sock *sk, struct sk_buff *skb);
+extern int sk_receive_skb(struct sock *sk, struct sk_buff *skb,
+                          const int nested);
 
 /* Detach socket from process context.
  * Announce socket dead, detach it from wait queue and inode.
@@ -1078,7 +1089,7 @@ static inline int skb_copy_to_page(struct sock *sk, char __user *from,
 {
         if (skb->ip_summed == CHECKSUM_NONE) {
                 int err = 0;
-                unsigned int csum = csum_and_copy_from_user(from,
+                __wsum csum = csum_and_copy_from_user(from,
                                                      page_address(page) + off,
                                                             copy, 0, &err);
                 if (err)