[NET]: Annotate __skb_checksum_complete() and friends.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

6 files changed, 11 insertions, 11 deletions

diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h
index b7e67d1d4382..707bb2e53c4e 100644
--- a/include/linux/netfilter.h
+++ b/include/linux/netfilter.h
@@ -290,7 +290,7 @@ extern u_int16_t nf_proto_csum_update(struct sk_buff *skb,
 
 struct nf_afinfo {
         unsigned short  family;
-        unsigned int    (*checksum)(struct sk_buff *skb, unsigned int hook,
+        __sum16         (*checksum)(struct sk_buff *skb, unsigned int hook,
                                     unsigned int dataoff, u_int8_t protocol);
         void            (*saveroute)(const struct sk_buff *skb,
                                      struct nf_info *info);
@@ -305,12 +305,12 @@ static inline struct nf_afinfo *nf_get_afinfo(unsigned short family)
         return rcu_dereference(nf_afinfo[family]);
 }
 
-static inline unsigned int
+static inline __sum16
 nf_checksum(struct sk_buff *skb, unsigned int hook, unsigned int dataoff,
             u_int8_t protocol, unsigned short family)
 {
         struct nf_afinfo *afinfo;
-        unsigned int csum = 0;
+        __sum16 csum = 0;
 
         rcu_read_lock();
         afinfo = nf_get_afinfo(family);
diff --git a/include/linux/netfilter_ipv4.h b/include/linux/netfilter_ipv4.h
index 5b63a231a76b..5821eb5a0a3e 100644
--- a/include/linux/netfilter_ipv4.h
+++ b/include/linux/netfilter_ipv4.h
@@ -79,7 +79,7 @@ enum nf_ip_hook_priorities {
 #ifdef __KERNEL__
 extern int ip_route_me_harder(struct sk_buff **pskb, unsigned addr_type);
 extern int ip_xfrm_me_harder(struct sk_buff **pskb);
-extern unsigned int nf_ip_checksum(struct sk_buff *skb, unsigned int hook,
+extern __sum16 nf_ip_checksum(struct sk_buff *skb, unsigned int hook,
                                    unsigned int dataoff, u_int8_t protocol);
 #endif /*__KERNEL__*/
 
diff --git a/include/linux/netfilter_ipv6.h b/include/linux/netfilter_ipv6.h
index d97e268cdfe5..ab81a6dc94ea 100644
--- a/include/linux/netfilter_ipv6.h
+++ b/include/linux/netfilter_ipv6.h
@@ -74,7 +74,7 @@ enum nf_ip6_hook_priorities {
 
 #ifdef CONFIG_NETFILTER
 extern int ip6_route_me_harder(struct sk_buff *skb);
-extern unsigned int nf_ip6_checksum(struct sk_buff *skb, unsigned int hook,
+extern __sum16 nf_ip6_checksum(struct sk_buff *skb, unsigned int hook,
                                     unsigned int dataoff, u_int8_t protocol);
 
 extern int ipv6_netfilter_init(void);
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 874ca029fbb9..41753667541d 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1398,7 +1398,7 @@ static inline void skb_set_timestamp(struct sk_buff *skb, const struct timeval *
 
 extern void __net_timestamp(struct sk_buff *skb);
 
-extern unsigned int __skb_checksum_complete(struct sk_buff *skb);
+extern __sum16 __skb_checksum_complete(struct sk_buff *skb);
 
 /**
  *      skb_checksum_complete - Calculate checksum of an entire packet
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 826aaecdb994..aa7989c53791 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -814,7 +814,7 @@ static inline __sum16 tcp_v4_check(struct tcphdr *th, int len,
         return csum_tcpudp_magic(saddr,daddr,len,IPPROTO_TCP,base);
 }
 
-static inline int __tcp_checksum_complete(struct sk_buff *skb)
+static inline __sum16 __tcp_checksum_complete(struct sk_buff *skb)
 {
         return __skb_checksum_complete(skb);
 }
diff --git a/include/net/udp.h b/include/net/udp.h
index 39e825a6909a..c5ccd9a3387b 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -69,15 +69,15 @@ struct sk_buff;
 /*
  *      Generic checksumming routines for UDP(-Lite) v4 and v6
  */
-static inline u16  __udp_lib_checksum_complete(struct sk_buff *skb)
+static inline __sum16 __udp_lib_checksum_complete(struct sk_buff *skb)
 {
         if (! UDP_SKB_CB(skb)->partial_cov)
                 return __skb_checksum_complete(skb);
-        return  csum_fold(skb_checksum(skb, 0, UDP_SKB_CB(skb)->cscov,
-                          skb->csum));
+        return csum_fold(skb_checksum(skb, 0, UDP_SKB_CB(skb)->cscov,
+                                      skb->csum));
 }
 
-static __inline__ int udp_lib_checksum_complete(struct sk_buff *skb)
+static inline __sum16 udp_lib_checksum_complete(struct sk_buff *skb)
 {
         return skb->ip_summed != CHECKSUM_UNNECESSARY &&
                 __udp_lib_checksum_complete(skb);