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authorAl Viro <viro@zeniv.linux.org.uk>2006-11-08 00:22:34 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2006-12-02 21:21:16 -0800
commit4806126d78345ad8a99bca1367a8a39c08e19393 (patch)
tree2bd37dc5fe23535be684195cf43a6fa967a0b2e1 /net/sunrpc
parent8a74ff7770f4795d7580392890fdf06821c78769 (diff)
[SUNRPC]: annotate hash_ip()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sunrpc')
-rw-r--r--net/sunrpc/svcauth_unix.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index e1bd933629f..a0a953a430c 100644
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -101,9 +101,9 @@ static void ip_map_put(struct kref *kref)
* IP addresses in reverse-endian (i.e. on a little-endian machine).
* So use a trivial but reliable hash instead
*/
-static inline int hash_ip(unsigned long ip)
+static inline int hash_ip(__be32 ip)
{
- int hash = ip ^ (ip>>16);
+ int hash = (__force u32)ip ^ ((__force u32)ip>>16);
return (hash ^ (hash>>8)) & 0xff;
}
#endif
@@ -284,7 +284,7 @@ static struct ip_map *ip_map_lookup(char *class, struct in_addr addr)
ip.m_addr = addr;
ch = sunrpc_cache_lookup(&ip_map_cache, &ip.h,
hash_str(class, IP_HASHBITS) ^
- hash_ip((unsigned long)addr.s_addr));
+ hash_ip(addr.s_addr));
if (ch)
return container_of(ch, struct ip_map, h);
@@ -313,7 +313,7 @@ static int ip_map_update(struct ip_map *ipm, struct unix_domain *udom, time_t ex
ch = sunrpc_cache_update(&ip_map_cache,
&ip.h, &ipm->h,
hash_str(ipm->m_class, IP_HASHBITS) ^
- hash_ip((unsigned long)ipm->m_addr.s_addr));
+ hash_ip(ipm->m_addr.s_addr));
if (!ch)
return -ENOMEM;
cache_put(ch, &ip_map_cache);