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SUNRPC: Deprecate support for site-local addresses

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RFC 3879 "formally deprecates" site-local IPv6 addresses.  We
interpret that to mean that the scope ID is ignored for all but
link-local addresses.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Acked-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Chuck Lever 2010-01-12 17:41:10 -05:00 committed by Trond Myklebust
parent 97cefcc6d0
commit f1a89a1182
1 changed files with 2 additions and 4 deletions
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6
net/sunrpc/addr.c
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@ -71,8 +71,7 @@ static size_t rpc_ntop6(const struct sockaddr *sap,
if (unlikely(len == 0))
return len;
if (!(ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL) &&
!(ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_SITELOCAL))
if (!(ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL))
return len;
rc = snprintf(scopebuf, sizeof(scopebuf), "%c%u",
@ -165,8 +164,7 @@ static int rpc_parse_scope_id(const char *buf, const size_t buflen,
if (*delim != IPV6_SCOPE_DELIMITER)
return 0;
if (!(ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL) &&
!(ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_SITELOCAL))
if (!(ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL))
return 0;
len = (buf + buflen) - delim - 1;