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| author | Johannes Berg <johannes.berg@intel.com> | 2012-07-30 09:13:03 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2012-07-30 09:13:03 +0200 |
| commit | fcb06702f023a0e7b1e6ebf9746f34b610ca0508 (patch) | |
| tree | db022324c4978dd9af059be38822d23455a45f55 /net/ipv4/protocol.c | |
| parent | 5e31fc0815a4e2c72b1b495fe7a0d8f9bfb9e4b4 (diff) | |
| parent | 9dbf5f55f8d35ff9aedc75267f4e4042aaf89755 (diff) | |
| download | linux-fcb06702f023a0e7b1e6ebf9746f34b610ca0508.tar.gz linux-fcb06702f023a0e7b1e6ebf9746f34b610ca0508.tar.bz2 linux-fcb06702f023a0e7b1e6ebf9746f34b610ca0508.zip | |
Merge remote-tracking branch 'wireless/master' into mac80211
Diffstat (limited to 'net/ipv4/protocol.c')
| -rw-r--r-- | net/ipv4/protocol.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/net/ipv4/protocol.c b/net/ipv4/protocol.c index 9ae5c01cd0b2..8918eff1426d 100644 --- a/net/ipv4/protocol.c +++ b/net/ipv4/protocol.c @@ -36,9 +36,7 @@ const struct net_protocol __rcu *inet_protos[MAX_INET_PROTOS] __read_mostly; int inet_add_protocol(const struct net_protocol *prot, unsigned char protocol) { - int hash = protocol & (MAX_INET_PROTOS - 1); - - return !cmpxchg((const struct net_protocol **)&inet_protos[hash], + return !cmpxchg((const struct net_protocol **)&inet_protos[protocol], NULL, prot) ? 0 : -1; } EXPORT_SYMBOL(inet_add_protocol); @@ -49,9 +47,9 @@ EXPORT_SYMBOL(inet_add_protocol); int inet_del_protocol(const struct net_protocol *prot, unsigned char protocol) { - int ret, hash = protocol & (MAX_INET_PROTOS - 1); + int ret; - ret = (cmpxchg((const struct net_protocol **)&inet_protos[hash], + ret = (cmpxchg((const struct net_protocol **)&inet_protos[protocol], prot, NULL) == prot) ? 0 : -1; synchronize_net(); |