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-rw-r--r--net/sunrpc/xprtsock.c33
1 files changed, 32 insertions, 1 deletions
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index b58eef76a51..27fc4b4cb82 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -1629,7 +1629,6 @@ static struct socket *xs_create_sock(struct rpc_xprt *xprt,
protocol, -err);
goto out;
}
- transport->srcaddr.ss_family = family;
xs_reclassify_socket(family, sock);
if (xs_bind(transport, sock)) {
@@ -2136,6 +2135,31 @@ static struct rpc_xprt_ops bc_tcp_ops = {
.print_stats = xs_tcp_print_stats,
};
+static int xs_init_anyaddr(const int family, struct sockaddr *sap)
+{
+ static const struct sockaddr_in sin = {
+ .sin_family = AF_INET,
+ .sin_addr.s_addr = htonl(INADDR_ANY),
+ };
+ static const struct sockaddr_in6 sin6 = {
+ .sin6_family = AF_INET6,
+ .sin6_addr = IN6ADDR_ANY_INIT,
+ };
+
+ switch (family) {
+ case AF_INET:
+ memcpy(sap, &sin, sizeof(sin));
+ break;
+ case AF_INET6:
+ memcpy(sap, &sin6, sizeof(sin6));
+ break;
+ default:
+ dprintk("RPC: %s: Bad address family\n", __func__);
+ return -EAFNOSUPPORT;
+ }
+ return 0;
+}
+
static struct rpc_xprt *xs_setup_xprt(struct xprt_create *args,
unsigned int slot_table_size)
{
@@ -2159,6 +2183,13 @@ static struct rpc_xprt *xs_setup_xprt(struct xprt_create *args,
xprt->addrlen = args->addrlen;
if (args->srcaddr)
memcpy(&new->srcaddr, args->srcaddr, args->addrlen);
+ else {
+ int err;
+ err = xs_init_anyaddr(args->dstaddr->sa_family,
+ (struct sockaddr *)&new->srcaddr);
+ if (err != 0)
+ return ERR_PTR(err);
+ }
return xprt;
}