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net: drop capability from protocol definitions

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struct can_proto had a capability field which wasn't ever used.  It is
dropped entirely.

struct inet_protosw had a capability field which can be more clearly
expressed in the code by just checking if sock->type = SOCK_RAW.

Signed-off-by: Eric Paris <eparis@redhat.com>
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Paris
2009-11-05 20:44:37 -08:00
committed by David S. Miller
parent 89794a6f3b
commit 13f18aa05f
16 changed files with 2 additions and 29 deletions
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2
net/ipv6/af_inet6.c
View File

@@ -158,7 +158,7 @@ lookup_protocol:
}
err = -EPERM;
if (answer->capability > 0 && !capable(answer->capability))
if (sock->type == SOCK_RAW && !capable(CAP_NET_RAW))
goto out_rcu_unlock;
sock->ops = answer->ops;

1
net/ipv6/raw.c
View File

@@ -1336,7 +1336,6 @@ static struct inet_protosw rawv6_protosw = {
.protocol = IPPROTO_IP, /* wild card */
.prot = &rawv6_prot,
.ops = &inet6_sockraw_ops,
.capability = CAP_NET_RAW,
.no_check = UDP_CSUM_DEFAULT,
.flags = INET_PROTOSW_REUSE,
};

1
net/ipv6/tcp_ipv6.c
View File

@@ -2112,7 +2112,6 @@ static struct inet_protosw tcpv6_protosw = {
.protocol = IPPROTO_TCP,
.prot = &tcpv6_prot,
.ops = &inet6_stream_ops,
.capability = -1,
.no_check = 0,
.flags = INET_PROTOSW_PERMANENT |
INET_PROTOSW_ICSK,

1
net/ipv6/udp.c
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@@ -1286,7 +1286,6 @@ static struct inet_protosw udpv6_protosw = {
.protocol = IPPROTO_UDP,
.prot = &udpv6_prot,
.ops = &inet6_dgram_ops,
.capability =-1,
.no_check = UDP_CSUM_DEFAULT,
.flags = INET_PROTOSW_PERMANENT,
};

1
net/ipv6/udplite.c
View File

@@ -62,7 +62,6 @@ static struct inet_protosw udplite6_protosw = {
.protocol = IPPROTO_UDPLITE,
.prot = &udplitev6_prot,
.ops = &inet6_dgram_ops,
.capability = -1,
.no_check = 0,
.flags = INET_PROTOSW_PERMANENT,
};