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Commit e9d47639 authored by Gustavo A. R. Silva's avatar Gustavo A. R. Silva Committed by Anna Schumaker
Browse files

net: sunrpc: mark expected switch fall-throughs 



In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Signed-off-by: default avatarGustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
parent 6089dd0d

net/sunrpc/clnt.c

+11 −0
Original line number Diff line number Diff line
@@ -1586,6 +1586,7 @@ call_reserveresult(struct rpc_task *task) 
	switch (status) {

	case -ENOMEM:

		rpc_delay(task, HZ >> 2);

		/* fall through */

	case -EAGAIN:	/* woken up; retry */

		task->tk_action = call_retry_reserve;

		return;
@@ -1647,10 +1648,13 @@ call_refreshresult(struct rpc_task *task) 
		/* Use rate-limiting and a max number of retries if refresh

		 * had status 0 but failed to update the cred.

		 */

		/* fall through */

	case -ETIMEDOUT:

		rpc_delay(task, 3*HZ);

		/* fall through */

	case -EAGAIN:

		status = -EACCES;

		/* fall through */

	case -EKEYEXPIRED:

		if (!task->tk_cred_retry)

			break;
@@ -1911,6 +1915,7 @@ call_connect_status(struct rpc_task *task) 
			task->tk_action = call_bind;

			return;

		}

		/* fall through */

	case -ECONNRESET:

	case -ECONNABORTED:

	case -ENETUNREACH:
@@ -1924,6 +1929,7 @@ call_connect_status(struct rpc_task *task) 
			break;

		/* retry with existing socket, after a delay */

		rpc_delay(task, 3*HZ);

		/* fall through */

	case -EAGAIN:

		/* Check for timeouts before looping back to call_bind */

	case -ETIMEDOUT:
@@ -2025,6 +2031,7 @@ call_transmit_status(struct rpc_task *task) 
			rpc_exit(task, task->tk_status);

			break;

		}

		/* fall through */

	case -ECONNRESET:

	case -ECONNABORTED:

	case -EADDRINUSE:
@@ -2145,6 +2152,7 @@ call_status(struct rpc_task *task) 
		 * were a timeout.

		 */

		rpc_delay(task, 3*HZ);

		/* fall through */

	case -ETIMEDOUT:

		task->tk_action = call_timeout;

		break;
@@ -2152,14 +2160,17 @@ call_status(struct rpc_task *task) 
	case -ECONNRESET:

	case -ECONNABORTED:

		rpc_force_rebind(clnt);

		/* fall through */

	case -EADDRINUSE:

		rpc_delay(task, 3*HZ);

		/* fall through */

	case -EPIPE:

	case -ENOTCONN:

		task->tk_action = call_bind;

		break;

	case -ENOBUFS:

		rpc_delay(task, HZ>>2);

		/* fall through */

	case -EAGAIN:

		task->tk_action = call_transmit;

		break;

net/sunrpc/xprt.c

+1 −0
Original line number Diff line number Diff line
@@ -1139,6 +1139,7 @@ void xprt_alloc_slot(struct rpc_xprt *xprt, struct rpc_task *task) 
	case -EAGAIN:

		xprt_add_backlog(xprt, task);

		dprintk("RPC:       waiting for request slot\n");

		/* fall through */

	default:

		task->tk_status = -EAGAIN;

	}

net/sunrpc/xprtsock.c

+4 −0
Original line number Diff line number Diff line
@@ -551,6 +551,7 @@ static int xs_local_send_request(struct rpc_task *task) 
	default:

		dprintk("RPC:       sendmsg returned unrecognized error %d\n",

			-status);

		/* fall through */

	case -EPIPE:

		xs_close(xprt);

		status = -ENOTCONN;
@@ -1610,6 +1611,7 @@ static void xs_tcp_state_change(struct sock *sk) 
		xprt->connect_cookie++;

		clear_bit(XPRT_CONNECTED, &xprt->state);

		xs_tcp_force_close(xprt);

		/* fall through */

	case TCP_CLOSING:

		/*

		 * If the server closed down the connection, make sure that
@@ -2367,6 +2369,7 @@ static int xs_tcp_finish_connecting(struct rpc_xprt *xprt, struct socket *sock) 
	switch (ret) {

	case 0:

		xs_set_srcport(transport, sock);

		/* fall through */

	case -EINPROGRESS:

		/* SYN_SENT! */

		if (xprt->reestablish_timeout < XS_TCP_INIT_REEST_TO)
@@ -2418,6 +2421,7 @@ static void xs_tcp_setup_socket(struct work_struct *work) 
	default:

		printk("%s: connect returned unhandled error %d\n",

			__func__, status);

		/* fall through */

	case -EADDRNOTAVAIL:

		/* We're probably in TIME_WAIT. Get rid of existing socket,

		 * and retry