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net: Remove the member netns_ok

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Every protocol has the 'netns_ok' member and it is euqal to 1. The
'if (!prot->netns_ok)' always false in inet_add_protocol().

Signed-off-by: Yejune Deng <yejunedeng@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yejune Deng 2021-05-17 20:22:05 +08:00 • committed by David S. Miller
parent 609c8ae879
commit 5796254e46
11 changed files with 0 additions and 23 deletions
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6
net/ipv4/protocol.c
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@ -31,12 +31,6 @@ EXPORT_SYMBOL(inet_offloads);
int inet_add_protocol(const struct net_protocol *prot, unsigned char protocol)
{
if (!prot->netns_ok) {
pr_err("Protocol %u is not namespace aware, cannot register.\n",
protocol);
return -EINVAL;
}
return !cmpxchg((const struct net_protocol **)&inet_protos[protocol],
NULL, prot) ? 0 : -1;
}