NFS: Replace nfs_set_port() with rpc_set_port()

Clean up.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

fs/nfs/internal.h

@@ -368,22 +368,3 @@ unsigned int nfs_page_array_len(unsigned int base, size_t len)
 	return ((unsigned long)len + (unsigned long)base +
 		PAGE_SIZE - 1) >> PAGE_SHIFT;
 }
-
-/*
- * Set the port number in an address.  Be agnostic about the address
- * family.
- */
-static inline void nfs_set_port(struct sockaddr *sap, unsigned short port)
-{
-	struct sockaddr_in *ap = (struct sockaddr_in *)sap;
-	struct sockaddr_in6 *ap6 = (struct sockaddr_in6 *)sap;
-
-	switch (sap->sa_family) {
-	case AF_INET:
-		ap->sin_port = htons(port);
-		break;
-	case AF_INET6:
-		ap6->sin6_port = htons(port);
-		break;
-	}
-}

fs/nfs/nfs4namespace.c

@@ -125,7 +125,7 @@ static struct vfsmount *try_location(struct nfs_clone_mount *mountdata,
 				mountdata->addr, mountdata->addrlen);
 		if (mountdata->addrlen == 0)
 			continue;
-		nfs_set_port(mountdata->addr, NFS_PORT);
+		rpc_set_port(mountdata->addr, NFS_PORT);
 
 		memcpy(page2, buf->data, buf->len);
 		page2[buf->len] = '\0';

fs/nfs/super.c

@@ -1409,7 +1409,7 @@ static int nfs_try_mount(struct nfs_parsed_mount_data *args,
 	/*
 	 * autobind will be used if mount_server.port == 0
 	 */
-	nfs_set_port(request.sap, args->mount_server.port);
+	rpc_set_port(request.sap, args->mount_server.port);
 
 	/*
 	 * Now ask the mount server to map our export path
@@ -1703,7 +1703,7 @@ static int nfs_validate_mount_data(void *options,
 						&args->nfs_server.address))
 			goto out_no_address;
 
-		nfs_set_port((struct sockaddr *)&args->nfs_server.address,
+		rpc_set_port((struct sockaddr *)&args->nfs_server.address,
 				args->nfs_server.port);
 
 		nfs_set_mount_transport_protocol(args);
@@ -2336,7 +2336,7 @@ static int nfs4_validate_mount_data(void *options,
 						&args->nfs_server.address))
 			return -EINVAL;
 
-		nfs_set_port((struct sockaddr *)&args->nfs_server.address,
+		rpc_set_port((struct sockaddr *)&args->nfs_server.address,
 				args->nfs_server.port);
 
 		nfs_validate_transport_protocol(args);