diff options
| -rw-r--r-- | net/sunrpc/clnt.c | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index e0a5e47a1d4..3af35ab0e99 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -30,6 +30,7 @@ #include <linux/smp_lock.h> #include <linux/utsname.h> #include <linux/workqueue.h> +#include <linux/in6.h> #include <linux/sunrpc/clnt.h> #include <linux/sunrpc/rpc_pipe_fs.h> @@ -247,7 +248,7 @@ struct rpc_clnt *rpc_create(struct rpc_create_args *args) .addrlen = args->addrsize, .timeout = args->timeout }; - char servername[20]; + char servername[48]; xprt = xprt_create_transport(&xprtargs); if (IS_ERR(xprt)) @@ -258,13 +259,34 @@ struct rpc_clnt *rpc_create(struct rpc_create_args *args) * up a string representation of the passed-in address. */ if (args->servername == NULL) { - struct sockaddr_in *addr = - (struct sockaddr_in *) args->address; - snprintf(servername, sizeof(servername), NIPQUAD_FMT, - NIPQUAD(addr->sin_addr.s_addr)); + servername[0] = '\0'; + switch (args->address->sa_family) { + case AF_INET: { + struct sockaddr_in *sin = + (struct sockaddr_in *)args->address; + snprintf(servername, sizeof(servername), NIPQUAD_FMT, + NIPQUAD(sin->sin_addr.s_addr)); + break; + } + case AF_INET6: { + struct sockaddr_in6 *sin = + (struct sockaddr_in6 *)args->address; + snprintf(servername, sizeof(servername), NIP6_FMT, + NIP6(sin->sin6_addr)); + break; + } + default: + /* caller wants default server name, but + * address family isn't recognized. */ + return ERR_PTR(-EINVAL); + } args->servername = servername; } + xprt = xprt_create_transport(&xprtargs); + if (IS_ERR(xprt)) + return (struct rpc_clnt *)xprt; + /* * By default, kernel RPC client connects from a reserved port. * CAP_NET_BIND_SERVICE will not be set for unprivileged requesters, |