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| author | Al Viro <viro@zeniv.linux.org.uk> | 2006-11-08 11:22:34 +0300 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-12-03 08:21:16 +0300 |
| commit | 4806126d78345ad8a99bca1367a8a39c08e19393 (patch) | |
| tree | 2bd37dc5fe23535be684195cf43a6fa967a0b2e1 /net/sunrpc/svcauth_unix.c | |
| parent | 8a74ff7770f4795d7580392890fdf06821c78769 (diff) | |
| download | linux-4806126d78345ad8a99bca1367a8a39c08e19393.tar.xz | |
[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/svcauth_unix.c')
| -rw-r--r-- | net/sunrpc/svcauth_unix.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c index e1bd933629fe..a0a953a430c2 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); |