[PATCH] staging: lustre: socklnd: Remove unnecessary return brackets
From: Masaru Nomura
Date: Thu May 15 2014 - 13:54:15 EST
Remove unnecessary brackets from return statements in socklnd.c,
socklnd.h, socklnd_cb.c and socklnd_lib-linux.c to meet
kernel coding style.
Signed-off-by: Masaru Nomura <massa.nomura@xxxxxxxxx>
---
.../staging/lustre/lnet/klnds/socklnd/socklnd.c | 6 +-
.../staging/lustre/lnet/klnds/socklnd/socklnd.h | 4 +-
.../staging/lustre/lnet/klnds/socklnd/socklnd_cb.c | 82 ++++++++++----------
.../lustre/lnet/klnds/socklnd/socklnd_lib-linux.c | 26 +++----
4 files changed, 59 insertions(+), 59 deletions(-)
diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
index a391d13..1fb1f8e 100644
--- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
+++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
@@ -459,7 +459,7 @@ ksocknal_add_peer (lnet_ni_t *ni, lnet_process_id_t id, __u32 ipaddr, int port)
if (id.nid == LNET_NID_ANY ||
id.pid == LNET_PID_ANY)
- return (-EINVAL);
+ return -EINVAL;
/* Have a brand new peer ready... */
rc = ksocknal_create_peer(&peer, ni, id);
@@ -469,7 +469,7 @@ ksocknal_add_peer (lnet_ni_t *ni, lnet_process_id_t id, __u32 ipaddr, int port)
route = ksocknal_create_route (ipaddr, port);
if (route == NULL) {
ksocknal_peer_decref(peer);
- return (-ENOMEM);
+ return -ENOMEM;
}
write_lock_bh(&ksocknal_data.ksnd_global_lock);
@@ -1951,7 +1951,7 @@ ksocknal_add_interface(lnet_ni_t *ni, __u32 ipaddress, __u32 netmask)
if (ipaddress == 0 ||
netmask == 0)
- return (-EINVAL);
+ return -EINVAL;
write_lock_bh(&ksocknal_data.ksnd_global_lock);
diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.h b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.h
index df2be7a..109a239 100644
--- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.h
+++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.h
@@ -418,7 +418,7 @@ ksocknal_nid2peerlist (lnet_nid_t nid)
{
unsigned int hash = ((unsigned int)nid) % ksocknal_data.ksnd_peer_hash_size;
- return (&ksocknal_data.ksnd_peers [hash]);
+ return &ksocknal_data.ksnd_peers[hash];
}
static inline void
@@ -452,7 +452,7 @@ ksocknal_connsock_addref (ksock_conn_t *conn)
}
read_unlock(&ksocknal_data.ksnd_global_lock);
- return (rc);
+ return rc;
}
static inline void
diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c
index bdf95ea..75bd658 100644
--- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c
+++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c
@@ -120,7 +120,7 @@ ksocknal_send_iov (ksock_conn_t *conn, ksock_tx_t *tx)
rc = ksocknal_lib_send_iov(conn, tx);
if (rc <= 0) /* sent nothing? */
- return (rc);
+ return rc;
nob = rc;
LASSERT (nob <= tx->tx_resid);
@@ -133,7 +133,7 @@ ksocknal_send_iov (ksock_conn_t *conn, ksock_tx_t *tx)
if (nob < (int) iov->iov_len) {
iov->iov_base = (void *)((char *)iov->iov_base + nob);
iov->iov_len -= nob;
- return (rc);
+ return rc;
}
nob -= iov->iov_len;
@@ -141,7 +141,7 @@ ksocknal_send_iov (ksock_conn_t *conn, ksock_tx_t *tx)
tx->tx_niov--;
} while (nob != 0);
- return (rc);
+ return rc;
}
int
@@ -158,7 +158,7 @@ ksocknal_send_kiov (ksock_conn_t *conn, ksock_tx_t *tx)
rc = ksocknal_lib_send_kiov(conn, tx);
if (rc <= 0) /* sent nothing? */
- return (rc);
+ return rc;
nob = rc;
LASSERT (nob <= tx->tx_resid);
@@ -179,7 +179,7 @@ ksocknal_send_kiov (ksock_conn_t *conn, ksock_tx_t *tx)
tx->tx_nkiov--;
} while (nob != 0);
- return (rc);
+ return rc;
}
int
@@ -198,7 +198,7 @@ ksocknal_transmit (ksock_conn_t *conn, ksock_tx_t *tx)
rc = ksocknal_connsock_addref(conn);
if (rc != 0) {
LASSERT (conn->ksnc_closing);
- return (-ESHUTDOWN);
+ return -ESHUTDOWN;
}
do {
@@ -245,7 +245,7 @@ ksocknal_transmit (ksock_conn_t *conn, ksock_tx_t *tx)
} while (tx->tx_resid != 0);
ksocknal_connsock_decref(conn);
- return (rc);
+ return rc;
}
int
@@ -262,7 +262,7 @@ ksocknal_recv_iov (ksock_conn_t *conn)
rc = ksocknal_lib_recv_iov(conn);
if (rc <= 0)
- return (rc);
+ return rc;
/* received something... */
nob = rc;
@@ -282,7 +282,7 @@ ksocknal_recv_iov (ksock_conn_t *conn)
if (nob < (int)iov->iov_len) {
iov->iov_len -= nob;
iov->iov_base = (void *)((char *)iov->iov_base + nob);
- return (-EAGAIN);
+ return -EAGAIN;
}
nob -= iov->iov_len;
@@ -290,7 +290,7 @@ ksocknal_recv_iov (ksock_conn_t *conn)
conn->ksnc_rx_niov--;
} while (nob != 0);
- return (rc);
+ return rc;
}
int
@@ -306,7 +306,7 @@ ksocknal_recv_kiov (ksock_conn_t *conn)
rc = ksocknal_lib_recv_kiov(conn);
if (rc <= 0)
- return (rc);
+ return rc;
/* received something... */
nob = rc;
@@ -353,7 +353,7 @@ ksocknal_receive (ksock_conn_t *conn)
rc = ksocknal_connsock_addref(conn);
if (rc != 0) {
LASSERT (conn->ksnc_closing);
- return (-ESHUTDOWN);
+ return -ESHUTDOWN;
}
for (;;) {
@@ -515,11 +515,11 @@ ksocknal_process_transmit (ksock_conn_t *conn, ksock_tx_t *tx)
/* Sent everything OK */
LASSERT (rc == 0);
- return (0);
+ return 0;
}
if (rc == -EAGAIN)
- return (rc);
+ return rc;
if (rc == -ENOMEM) {
static int counter;
@@ -542,7 +542,7 @@ ksocknal_process_transmit (ksock_conn_t *conn, ksock_tx_t *tx)
wake_up (&ksocknal_data.ksnd_reaper_waitq);
spin_unlock_bh(&ksocknal_data.ksnd_reaper_lock);
- return (rc);
+ return rc;
}
/* Actual error */
@@ -576,7 +576,7 @@ ksocknal_process_transmit (ksock_conn_t *conn, ksock_tx_t *tx)
ksocknal_close_conn_and_siblings (conn,
(conn->ksnc_closing) ? 0 : rc);
- return (rc);
+ return rc;
}
void
@@ -808,10 +808,10 @@ ksocknal_find_connectable_route_locked (ksock_peer_t *peer)
continue;
}
- return (route);
+ return route;
}
- return (NULL);
+ return NULL;
}
ksock_route_t *
@@ -826,10 +826,10 @@ ksocknal_find_connecting_route_locked (ksock_peer_t *peer)
LASSERT (!route->ksnr_connecting || route->ksnr_scheduled);
if (route->ksnr_scheduled)
- return (route);
+ return route;
}
- return (NULL);
+ return NULL;
}
int
@@ -857,7 +857,7 @@ ksocknal_launch_packet (lnet_ni_t *ni, ksock_tx_t *tx, lnet_process_id_t id)
* connection... */
ksocknal_queue_tx_locked (tx, conn);
read_unlock(g_lock);
- return (0);
+ return 0;
}
}
}
@@ -901,7 +901,7 @@ ksocknal_launch_packet (lnet_ni_t *ni, ksock_tx_t *tx, lnet_process_id_t id)
/* Connection exists; queue message on it */
ksocknal_queue_tx_locked (tx, conn);
write_unlock_bh(g_lock);
- return (0);
+ return 0;
}
if (peer->ksnp_accepting > 0 ||
@@ -920,7 +920,7 @@ ksocknal_launch_packet (lnet_ni_t *ni, ksock_tx_t *tx, lnet_process_id_t id)
/* NB Routes may be ignored if connections to them failed recently */
CNETERR("No usable routes to %s\n", libcfs_id2str(id));
- return (-EHOSTUNREACH);
+ return -EHOSTUNREACH;
}
int
@@ -965,7 +965,7 @@ ksocknal_send(lnet_ni_t *ni, void *private, lnet_msg_t *lntmsg)
type, desc_size);
if (lntmsg->msg_vmflush)
cfs_memory_pressure_restore(mpflag);
- return (-ENOMEM);
+ return -ENOMEM;
}
tx->tx_conn = NULL; /* set when assigned a conn */
@@ -999,10 +999,10 @@ ksocknal_send(lnet_ni_t *ni, void *private, lnet_msg_t *lntmsg)
cfs_memory_pressure_restore(mpflag);
if (rc == 0)
- return (0);
+ return 0;
ksocknal_free_tx(tx);
- return (-EIO);
+ return -EIO;
}
int
@@ -1078,7 +1078,7 @@ ksocknal_new_packet (ksock_conn_t *conn, int nob_to_skip)
conn->ksnc_rx_kiov = NULL;
conn->ksnc_rx_nkiov = 0;
conn->ksnc_rx_csum = ~0;
- return (1);
+ return 1;
}
/* Set up to skip as much as possible now. If there's more left
@@ -1106,7 +1106,7 @@ ksocknal_new_packet (ksock_conn_t *conn, int nob_to_skip)
conn->ksnc_rx_kiov = NULL;
conn->ksnc_rx_nkiov = 0;
conn->ksnc_rx_nob_wanted = skipped;
- return (0);
+ return 0;
}
int
@@ -1153,7 +1153,7 @@ ksocknal_process_receive (ksock_conn_t *conn)
if (conn->ksnc_rx_nob_wanted != 0) {
/* short read */
- return (-EAGAIN);
+ return -EAGAIN;
}
}
switch (conn->ksnc_rx_state) {
@@ -1172,7 +1172,7 @@ ksocknal_process_receive (ksock_conn_t *conn)
conn->ksnc_msg.ksm_type);
ksocknal_new_packet(conn, 0);
ksocknal_close_conn_and_siblings(conn, -EPROTO);
- return (-EPROTO);
+ return -EPROTO;
}
if (conn->ksnc_msg.ksm_type == KSOCK_MSG_NOOP &&
@@ -1184,7 +1184,7 @@ ksocknal_process_receive (ksock_conn_t *conn)
conn->ksnc_msg.ksm_csum, conn->ksnc_rx_csum);
ksocknal_new_packet(conn, 0);
ksocknal_close_conn_and_siblings(conn, -EPROTO);
- return (-EIO);
+ return -EIO;
}
if (conn->ksnc_msg.ksm_zc_cookies[1] != 0) {
@@ -1204,7 +1204,7 @@ ksocknal_process_receive (ksock_conn_t *conn)
cookie, conn->ksnc_msg.ksm_zc_cookies[1]);
ksocknal_new_packet(conn, 0);
ksocknal_close_conn_and_siblings(conn, -EPROTO);
- return (rc);
+ return rc;
}
}
@@ -1252,7 +1252,7 @@ ksocknal_process_receive (ksock_conn_t *conn)
ksocknal_new_packet(conn, 0);
ksocknal_close_conn_and_siblings (conn, rc);
ksocknal_conn_decref(conn);
- return (-EPROTO);
+ return -EPROTO;
}
/* I'm racing with ksocknal_recv() */
@@ -1295,7 +1295,7 @@ ksocknal_process_receive (ksock_conn_t *conn)
if (rc != 0) {
ksocknal_new_packet(conn, 0);
ksocknal_close_conn_and_siblings (conn, rc);
- return (-EPROTO);
+ return -EPROTO;
}
/* Fall through */
@@ -1311,7 +1311,7 @@ ksocknal_process_receive (ksock_conn_t *conn)
/* Not Reached */
LBUG ();
- return (-EINVAL); /* keep gcc happy */
+ return -EINVAL; /* keep gcc happy */
}
int
@@ -1679,13 +1679,13 @@ ksocknal_invert_type(int type)
{
case SOCKLND_CONN_ANY:
case SOCKLND_CONN_CONTROL:
- return (type);
+ return type;
case SOCKLND_CONN_BULK_IN:
return SOCKLND_CONN_BULK_OUT;
case SOCKLND_CONN_BULK_OUT:
return SOCKLND_CONN_BULK_IN;
default:
- return (SOCKLND_CONN_NONE);
+ return SOCKLND_CONN_NONE;
}
}
@@ -2291,7 +2291,7 @@ ksocknal_find_timed_out_conn (ksock_peer_t *peer)
break;
}
- return (conn);
+ return conn;
}
if (conn->ksnc_rx_started &&
@@ -2307,7 +2307,7 @@ ksocknal_find_timed_out_conn (ksock_peer_t *peer)
conn->ksnc_rx_state,
conn->ksnc_rx_nob_wanted,
conn->ksnc_rx_nob_left);
- return (conn);
+ return conn;
}
if ((!list_empty(&conn->ksnc_tx_queue) ||
@@ -2322,11 +2322,11 @@ ksocknal_find_timed_out_conn (ksock_peer_t *peer)
libcfs_id2str(peer->ksnp_id),
&conn->ksnc_ipaddr,
conn->ksnc_port);
- return (conn);
+ return conn;
}
}
- return (NULL);
+ return NULL;
}
static inline void
diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_lib-linux.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_lib-linux.c
index 82b7d9f..d18bab1 100644
--- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_lib-linux.c
+++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_lib-linux.c
@@ -380,7 +380,7 @@ ksocknal_lib_recv_kiov (ksock_conn_t *conn)
kunmap(kiov[i].kiov_page);
}
- return (rc);
+ return rc;
}
void
@@ -433,7 +433,7 @@ ksocknal_lib_get_conn_tunables (ksock_conn_t *conn, int *txmem, int *rxmem, int
if (rc != 0) {
LASSERT (conn->ksnc_closing);
*txmem = *rxmem = *nagle = 0;
- return (-ESHUTDOWN);
+ return -ESHUTDOWN;
}
rc = libcfs_sock_getbuf(sock, txmem, rxmem);
@@ -450,7 +450,7 @@ ksocknal_lib_get_conn_tunables (ksock_conn_t *conn, int *txmem, int *rxmem, int
else
*txmem = *rxmem = *nagle = 0;
- return (rc);
+ return rc;
}
int
@@ -476,7 +476,7 @@ ksocknal_lib_setup_sock (struct socket *sock)
(char *)&linger, sizeof (linger));
if (rc != 0) {
CERROR ("Can't set SO_LINGER: %d\n", rc);
- return (rc);
+ return rc;
}
option = -1;
@@ -484,7 +484,7 @@ ksocknal_lib_setup_sock (struct socket *sock)
(char *)&option, sizeof (option));
if (rc != 0) {
CERROR ("Can't set SO_LINGER2: %d\n", rc);
- return (rc);
+ return rc;
}
if (!*ksocknal_tunables.ksnd_nagle) {
@@ -494,7 +494,7 @@ ksocknal_lib_setup_sock (struct socket *sock)
(char *)&option, sizeof (option));
if (rc != 0) {
CERROR ("Can't disable nagle: %d\n", rc);
- return (rc);
+ return rc;
}
}
@@ -505,7 +505,7 @@ ksocknal_lib_setup_sock (struct socket *sock)
CERROR ("Can't set buffer tx %d, rx %d buffers: %d\n",
*ksocknal_tunables.ksnd_tx_buffer_size,
*ksocknal_tunables.ksnd_rx_buffer_size, rc);
- return (rc);
+ return rc;
}
/* TCP_BACKOFF_* sockopt tunables unsupported in stock kernels */
@@ -522,34 +522,34 @@ ksocknal_lib_setup_sock (struct socket *sock)
(char *)&option, sizeof (option));
if (rc != 0) {
CERROR ("Can't set SO_KEEPALIVE: %d\n", rc);
- return (rc);
+ return rc;
}
if (!do_keepalive)
- return (0);
+ return 0;
rc = kernel_setsockopt(sock, SOL_TCP, TCP_KEEPIDLE,
(char *)&keep_idle, sizeof (keep_idle));
if (rc != 0) {
CERROR ("Can't set TCP_KEEPIDLE: %d\n", rc);
- return (rc);
+ return rc;
}
rc = kernel_setsockopt(sock, SOL_TCP, TCP_KEEPINTVL,
(char *)&keep_intvl, sizeof (keep_intvl));
if (rc != 0) {
CERROR ("Can't set TCP_KEEPINTVL: %d\n", rc);
- return (rc);
+ return rc;
}
rc = kernel_setsockopt(sock, SOL_TCP, TCP_KEEPCNT,
(char *)&keep_count, sizeof (keep_count));
if (rc != 0) {
CERROR ("Can't set TCP_KEEPCNT: %d\n", rc);
- return (rc);
+ return rc;
}
- return (0);
+ return 0;
}
void
--
1.7.9.5
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/