staging: lustre: remove unnecessary braces

This patch fixes checkpatch warnings: "WARNING: braces {} are not
necessary for single statement blocks" and "WARNING: braces {} are not
necessary for any arm of this statement".
Signed-off-by: Thibaut Robert <thibaut.robert@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/ldlm/ldlm_lib.c

@@ -363,17 +363,16 @@ int client_obd_setup(struct obd_device *obddev, struct lustre_cfg *lcfg)
 	 */
 	cli->cl_chunkbits = PAGE_SHIFT;
 
-	if (!strcmp(name, LUSTRE_MDC_NAME)) {
+	if (!strcmp(name, LUSTRE_MDC_NAME))
 		cli->cl_max_rpcs_in_flight = OBD_MAX_RIF_DEFAULT;
-	} else if (totalram_pages >> (20 - PAGE_SHIFT) <= 128 /* MB */) {
+	else if (totalram_pages >> (20 - PAGE_SHIFT) <= 128 /* MB */)
 		cli->cl_max_rpcs_in_flight = 2;
-	} else if (totalram_pages >> (20 - PAGE_SHIFT) <= 256 /* MB */) {
+	else if (totalram_pages >> (20 - PAGE_SHIFT) <= 256 /* MB */)
 		cli->cl_max_rpcs_in_flight = 3;
-	} else if (totalram_pages >> (20 - PAGE_SHIFT) <= 512 /* MB */) {
+	else if (totalram_pages >> (20 - PAGE_SHIFT) <= 512 /* MB */)
 		cli->cl_max_rpcs_in_flight = 4;
-	} else {
+	else
 		cli->cl_max_rpcs_in_flight = OBD_MAX_RIF_DEFAULT;
-	}
 
 	spin_lock_init(&cli->cl_mod_rpcs_lock);
 	spin_lock_init(&cli->cl_mod_rpcs_hist.oh_lock);

drivers/staging/lustre/lustre/lmv/lmv_obd.c

@@ -2413,9 +2413,8 @@ static int lmv_read_page(struct obd_export *exp, struct md_op_data *op_data,
 	if (rc)
 		return rc;
 
-	if (unlikely(lsm)) {
+	if (unlikely(lsm))
 		return lmv_read_striped_page(exp, op_data, cb_op, offset, ppage);
-	}
 
 	tgt = lmv_find_target(lmv, &op_data->op_fid1);
 	if (IS_ERR(tgt))
@@ -3107,9 +3106,8 @@ static int lmv_quotactl(struct obd_device *unused, struct obd_export *exp,
 		return -EIO;
 	}
 
-	if (oqctl->qc_cmd != Q_GETOQUOTA) {
+	if (oqctl->qc_cmd != Q_GETOQUOTA)
 		return obd_quotactl(tgt->ltd_exp, oqctl);
-	}
 
 	for (i = 0; i < lmv->desc.ld_tgt_count; i++) {
 		int err;

drivers/staging/lustre/lustre/mdc/mdc_locks.c

@@ -911,13 +911,13 @@ static int mdc_finish_intent_lock(struct obd_export *exp,
 		OBD_FAIL_TIMEOUT(OBD_FAIL_MDC_ENQUEUE_PAUSE, obd_timeout);
 	}
 
-	if (it->it_op & IT_CREAT) {
+	if (it->it_op & IT_CREAT)
 		/* XXX this belongs in ll_create_it */
-	} else if (it->it_op == IT_OPEN) {
+		;
+	else if (it->it_op == IT_OPEN)
 		LASSERT(!it_disposition(it, DISP_OPEN_CREATE));
-	} else {
+	else
 		LASSERT(it->it_op & (IT_GETATTR | IT_LOOKUP | IT_LAYOUT));
-	}
 
 	/* If we already have a matching lock, then cancel the new
 	 * one.  We have to set the data here instead of in

drivers/staging/lustre/lustre/obdclass/lu_object.c

@@ -918,9 +918,8 @@ static unsigned long lu_htable_order(struct lu_device *top)
 	cache_size = cache_size / 100 * lu_cache_percent *
 		(PAGE_SIZE / 1024);
 
-	for (bits = 1; (1 << bits) < cache_size; ++bits) {
+	for (bits = 1; (1 << bits) < cache_size; ++bits)
 		;
-	}
 	return clamp_t(typeof(bits), bits, LU_SITE_BITS_MIN, bits_max);
 }
 

drivers/staging/lustre/lustre/obdecho/echo_client.c

@@ -1646,9 +1646,8 @@ static int echo_client_connect(const struct lu_env *env,
 	struct lustre_handle conn = { 0 };
 
 	rc = class_connect(&conn, src, cluuid);
-	if (rc == 0) {
+	if (rc == 0)
 		*exp = class_conn2export(&conn);
-	}
 
 	return rc;
 }

drivers/staging/lustre/lustre/osc/osc_cache.c

@@ -1406,9 +1406,8 @@ static void osc_release_write_grant(struct client_obd *cli,
 				    struct brw_page *pga)
 {
 	assert_spin_locked(&cli->cl_loi_list_lock);
-	if (!(pga->flag & OBD_BRW_FROM_GRANT)) {
+	if (!(pga->flag & OBD_BRW_FROM_GRANT))
 		return;
-	}
 
 	pga->flag &= ~OBD_BRW_FROM_GRANT;
 	atomic_long_dec(&obd_dirty_pages);

drivers/staging/lustre/lustre/ptlrpc/import.c

@@ -1182,17 +1182,15 @@ static int ptlrpc_connect_interpret(const struct lu_env *env,
 	}
 
 	/* Sanity checks for a reconnected import. */
-	if (!(imp->imp_replayable) != !(msg_flags & MSG_CONNECT_REPLAYABLE)) {
+	if (!(imp->imp_replayable) != !(msg_flags & MSG_CONNECT_REPLAYABLE))
 		CERROR("imp_replayable flag does not match server after reconnect. We should LBUG right here.\n");
-	}
 
 	if (lustre_msg_get_last_committed(request->rq_repmsg) > 0 &&
 	    lustre_msg_get_last_committed(request->rq_repmsg) <
-	    aa->pcaa_peer_committed) {
+	    aa->pcaa_peer_committed)
 		CERROR("%s went back in time (transno %lld was previously committed, server now claims %lld)!  See https://bugzilla.lustre.org/show_bug.cgi?id=9646\n",
 		       obd2cli_tgt(imp->imp_obd), aa->pcaa_peer_committed,
 		       lustre_msg_get_last_committed(request->rq_repmsg));
-	}
 
 finish:
 	ptlrpc_prepare_replay(imp);
@@ -1437,20 +1435,17 @@ int ptlrpc_import_recovery_state_machine(struct obd_import *imp)
 		rc = 0;
 	}
 
-	if (imp->imp_state == LUSTRE_IMP_REPLAY_LOCKS) {
+	if (imp->imp_state == LUSTRE_IMP_REPLAY_LOCKS)
 		if (atomic_read(&imp->imp_replay_inflight) == 0) {
 			IMPORT_SET_STATE(imp, LUSTRE_IMP_REPLAY_WAIT);
 			rc = signal_completed_replay(imp);
 			if (rc)
 				goto out;
 		}
-	}
 
-	if (imp->imp_state == LUSTRE_IMP_REPLAY_WAIT) {
-		if (atomic_read(&imp->imp_replay_inflight) == 0) {
+	if (imp->imp_state == LUSTRE_IMP_REPLAY_WAIT)
+		if (atomic_read(&imp->imp_replay_inflight) == 0)
 			IMPORT_SET_STATE(imp, LUSTRE_IMP_RECOVER);
-		}
-	}
 
 	if (imp->imp_state == LUSTRE_IMP_RECOVER) {
 		CDEBUG(D_HA, "reconnected to %s@%s\n",