[NET]: Fix socket bitop damage

[deliverable/linux.git] / include / net / sock.h

diff --git a/include/net/sock.h b/include/net/sock.h
index a9ef3a6a13f3374a68b4c0817777531781227141..e9b1dbab90d007fec58e666d98205c1b8ca6a114 100644 (file)
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -384,6 +384,11 @@ enum sock_flags {
        SOCK_QUEUE_SHRUNK, /* write queue has been shrunk recently */
 };
 
+static inline void sock_copy_flags(struct sock *nsk, struct sock *osk)
+{
+       nsk->sk_flags = osk->sk_flags;
+}
+
 static inline void sock_set_flag(struct sock *sk, enum sock_flags flag)
 {
        __set_bit(flag, &sk->sk_flags);
@@ -484,6 +489,8 @@ extern void sk_stream_kill_queues(struct sock *sk);
 
 extern int sk_wait_data(struct sock *sk, long *timeo);
 
+struct request_sock_ops;
+
 /* Networking protocol blocks we attach to sockets.
  * socket layer -> transport layer interface
  * transport -> network interface is defined by struct inet_proto
@@ -547,6 +554,8 @@ struct proto {
        kmem_cache_t            *slab;
        unsigned int            obj_size;
 
+       struct request_sock_ops *rsk_prot;
+
        struct module           *owner;
 
        char                    name[32];
@@ -680,16 +689,17 @@ extern void FASTCALL(release_sock(struct sock *sk));
 #define bh_lock_sock(__sk)     spin_lock(&((__sk)->sk_lock.slock))
 #define bh_unlock_sock(__sk)   spin_unlock(&((__sk)->sk_lock.slock))
 
-extern struct sock             *sk_alloc(int family, int priority,
+extern struct sock             *sk_alloc(int family,
+                                         unsigned int __nocast priority,
                                          struct proto *prot, int zero_it);
 extern void                    sk_free(struct sock *sk);
 
 extern struct sk_buff          *sock_wmalloc(struct sock *sk,
                                              unsigned long size, int force,
-                                             int priority);
+                                             unsigned int __nocast priority);
 extern struct sk_buff          *sock_rmalloc(struct sock *sk,
                                              unsigned long size, int force,
-                                             int priority);
+                                             unsigned int __nocast priority);
 extern void                    sock_wfree(struct sk_buff *skb);
 extern void                    sock_rfree(struct sk_buff *skb);
 
@@ -704,7 +714,8 @@ extern struct sk_buff               *sock_alloc_send_skb(struct sock *sk,
                                                     unsigned long size,
                                                     int noblock,
                                                     int *errcode);
-extern void *sock_kmalloc(struct sock *sk, int size, int priority);
+extern void *sock_kmalloc(struct sock *sk, int size,
+                         unsigned int __nocast priority);
 extern void sock_kfree_s(struct sock *sk, void *mem, int size);
 extern void sk_send_sigurg(struct sock *sk);
 
@@ -1128,15 +1139,19 @@ static inline void sk_stream_moderate_sndbuf(struct sock *sk)
 }
 
 static inline struct sk_buff *sk_stream_alloc_pskb(struct sock *sk,
-                                                  int size, int mem, int gfp)
+                                                  int size, int mem,
+                                                  unsigned int __nocast gfp)
 {
-       struct sk_buff *skb = alloc_skb(size + sk->sk_prot->max_header, gfp);
+       struct sk_buff *skb;
+       int hdr_len;
 
+       hdr_len = SKB_DATA_ALIGN(sk->sk_prot->max_header);
+       skb = alloc_skb(size + hdr_len, gfp);
        if (skb) {
                skb->truesize += mem;
                if (sk->sk_forward_alloc >= (int)skb->truesize ||
                    sk_stream_mem_schedule(sk, skb->truesize, 0)) {
-                       skb_reserve(skb, sk->sk_prot->max_header);
+                       skb_reserve(skb, hdr_len);
                        return skb;
                }
                __kfree_skb(skb);
@@ -1148,7 +1163,8 @@ static inline struct sk_buff *sk_stream_alloc_pskb(struct sock *sk,
 }
 
 static inline struct sk_buff *sk_stream_alloc_skb(struct sock *sk,
-                                                 int size, int gfp)
+                                                 int size,
+                                                 unsigned int __nocast gfp)
 {
        return sk_stream_alloc_pskb(sk, size, 0, gfp);
 }
@@ -1181,7 +1197,7 @@ static inline int sock_writeable(const struct sock *sk)
        return atomic_read(&sk->sk_wmem_alloc) < (sk->sk_sndbuf / 2);
 }
 
-static inline int gfp_any(void)
+static inline unsigned int __nocast gfp_any(void)
 {
        return in_softirq() ? GFP_ATOMIC : GFP_KERNEL;
 }