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Subject[PATCH 013 of 14] knfsd: SUNRPC: fix up svc_create_socket() to take a sockaddr struct + length

From: Chuck Lever <chuck.lever@oracle.com>
Replace existing svc_create_socket() API to allow callers to pass addresses
larger than a sockaddr_in.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Cc: Aurelien Charbon <aurelien.charbon@ext.bull.net>
Signed-off-by: Neil Brown <neilb@suse.de>

### Diffstat output
./net/sunrpc/svcsock.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff .prev/net/sunrpc/svcsock.c ./net/sunrpc/svcsock.c
--- .prev/net/sunrpc/svcsock.c 2006-12-13 10:32:20.000000000 +1100
+++ ./net/sunrpc/svcsock.c 2006-12-13 10:32:50.000000000 +1100
@@ -1677,7 +1677,7 @@ EXPORT_SYMBOL_GPL(svc_addsock);
* Create socket for RPC service.
*/
static int svc_create_socket(struct svc_serv *serv, int protocol,
- struct sockaddr_in *sin, int flags)
+ struct sockaddr *sin, int len, int flags)
{
struct svc_sock *svsk;
struct socket *sock;
@@ -1687,8 +1687,7 @@ static int svc_create_socket(struct svc_

dprintk("svc: svc_create_socket(%s, %d, %s)\n",
serv->sv_program->pg_name, protocol,
- __svc_print_addr((struct sockaddr *) sin, buf,
- sizeof(buf)));
+ __svc_print_addr(sin, buf, sizeof(buf)));

if (protocol != IPPROTO_UDP && protocol != IPPROTO_TCP) {
printk(KERN_WARNING "svc: only UDP and TCP "
@@ -1697,15 +1696,15 @@ static int svc_create_socket(struct svc_
}
type = (protocol == IPPROTO_UDP)? SOCK_DGRAM : SOCK_STREAM;

- if ((error = sock_create_kern(PF_INET, type, protocol, &sock)) < 0)
+ error = sock_create_kern(sin->sa_family, type, protocol, &sock);
+ if (error < 0)
return error;

svc_reclassify_socket(sock);

if (type == SOCK_STREAM)
- sock->sk->sk_reuse = 1; /* allow address reuse */
- error = kernel_bind(sock, (struct sockaddr *) sin,
- sizeof(*sin));
+ sock->sk->sk_reuse = 1; /* allow address reuse */
+ error = kernel_bind(sock, sin, len);
if (error < 0)
goto bummer;

@@ -1783,7 +1782,8 @@ int svc_makesock(struct svc_serv *serv,
};

dprintk("svc: creating socket proto = %d\n", protocol);
- return svc_create_socket(serv, protocol, &sin, flags);
+ return svc_create_socket(serv, protocol, (struct sockaddr *) &sin,
+ sizeof(sin), flags);
}

/*
-
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