Commit cdac4e07 authored Jun 13, 2005 by Neil Horman Committed by David S. Miller Jun 13, 2005

[SCTP] Add support for ip_nonlocal_bind sysctl & IP_FREEBIND socket option



Signed-off-by: Neil Horman <nhorman@redhat.com>
Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent bca735bd

include/net/ip.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -163,6 +163,7 @@ DECLARE_SNMP_STAT(struct linux_mib, net_statistics);

		extern int sysctl_local_port_range[2];
		extern int sysctl_ip_default_ttl;
		extern int sysctl_ip_nonlocal_bind;

		#ifdef CONFIG_INET
		/* The function in 2.2 was invalid, producing wrong result for

net/ipv4/af_inet.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -1181,6 +1181,7 @@ EXPORT_SYMBOL(inet_stream_connect);
		EXPORT_SYMBOL(inet_stream_ops);
		EXPORT_SYMBOL(inet_unregister_protosw);
		EXPORT_SYMBOL(net_statistics);
		EXPORT_SYMBOL(sysctl_ip_nonlocal_bind);

		#ifdef INET_REFCNT_DEBUG
		EXPORT_SYMBOL(inet_sock_nr);

net/sctp/protocol.c

+5 −2

Original line number	Diff line number	Diff line
		@@ -378,10 +378,13 @@ static int sctp_v4_available(union sctp_addr addr, struct sctp_sock sp)
		{
		int ret = inet_addr_type(addr->v4.sin_addr.s_addr);

		/* FIXME: ip_nonlocal_bind sysctl support. */

		if (addr->v4.sin_addr.s_addr != INADDR_ANY && ret != RTN_LOCAL)
		if (addr->v4.sin_addr.s_addr != INADDR_ANY &&
		ret != RTN_LOCAL &&
		!sp->inet.freebind &&
		!sysctl_ip_nonlocal_bind)
		return 0;

		return 1;
		}