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| author | Krishna Kumar <krkumar2@in.ibm.com> | 2009-10-14 19:54:53 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-10-17 23:57:26 -0700 |
| commit | 93860b08e31a3202b6e67e386811545e719a0165 (patch) | |
| tree | 332e0431ec85fc7109e50de6ecd8c67d55f3aa75 /net/netlink | |
| parent | 0d9a40de60a4470777913d8d42044ae548e6545d (diff) | |
| download | linux-93860b08e31a3202b6e67e386811545e719a0165.tar.gz linux-93860b08e31a3202b6e67e386811545e719a0165.tar.bz2 linux-93860b08e31a3202b6e67e386811545e719a0165.zip | |
genetlink: Optimize genl_register_family()
genl_register_family() doesn't need to call genl_family_find_byid
when GENL_ID_GENERATE is passed during register.
Patch on net-next-2.6, compile and reboot testing only.
Signed-off-by: Krishna Kumar <krkumar2@in.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netlink')
| -rw-r--r-- | net/netlink/genetlink.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c index 44ff3f3810fa..ddfdb7d2e02b 100644 --- a/net/netlink/genetlink.c +++ b/net/netlink/genetlink.c @@ -374,11 +374,6 @@ int genl_register_family(struct genl_family *family) goto errout_locked; } - if (genl_family_find_byid(family->id)) { - err = -EEXIST; - goto errout_locked; - } - if (family->id == GENL_ID_GENERATE) { u16 newid = genl_generate_id(); @@ -388,6 +383,9 @@ int genl_register_family(struct genl_family *family) } family->id = newid; + } else if (genl_family_find_byid(family->id)) { + err = -EEXIST; + goto errout_locked; } if (family->maxattr) { |