sys: Nuke double-semicolons

A distinct number of double-semicolons have ended up in FreeBSD.  Take a
pass at getting rid of many of these harmless typos.

Reviewed by: emaste, rrs
Pull Request: https://github.com/freebsd/freebsd-src/pull/609
Differential Revision: https://reviews.freebsd.org/D31716

sys/arm/mv/mv_ap806_sei.c

@@ -367,7 +367,7 @@ mv_ap806_sei_attach(device_t dev)
 		if (rv != 0)
 			goto fail; /* XXX deregister ISRCs */
 	}
-	xref = OF_xref_from_node(node);;
+	xref = OF_xref_from_node(node);
 	if (intr_pic_register(dev, xref) == NULL) {
 		device_printf(dev, "Cannot register SEI\n");
 		rv = ENXIO;

sys/arm64/nvidia/tegra210/max77620.c

@@ -291,7 +291,7 @@ max77620_encode_fps_period(struct max77620_softc *sc, int val)
 static int
 max77620_init(struct max77620_softc *sc)
 {
-	uint8_t mask, val, tmp;;
+	uint8_t mask, val, tmp;
 	int i, rv;
 
 	mask = 0;

sys/compat/linux/linux_ioctl.c

@@ -285,7 +285,7 @@ linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args)
 		fdrop(fp, td);
 		if (error)
 			return (error);
-		blksize64 = mediasize;;
+		blksize64 = mediasize;
 		return (copyout(&blksize64, (void *)args->arg,
 		    sizeof(blksize64)));
 	case LINUX_BLKSSZGET:

sys/dev/axgbe/if_axgbe_pci.c

@@ -588,7 +588,7 @@ xgbe_init_all_fptrs(struct xgbe_prv_data *pdata)
 static void
 axgbe_set_counts(if_ctx_t ctx)
 {
-	struct axgbe_if_softc *sc = iflib_get_softc(ctx);;
+	struct axgbe_if_softc *sc = iflib_get_softc(ctx);
 	struct xgbe_prv_data *pdata = &sc->pdata;
 	cpuset_t lcpus;
 	int cpu_count, err;

sys/dev/e1000/if_em.c

@@ -901,7 +901,7 @@ em_if_attach_pre(if_ctx_t ctx)
 		 * that it shall give MSI at least a try with other devices.
 		 */
 		if (hw->mac.type == e1000_82574) {
-			scctx->isc_msix_bar = pci_msix_table_bar(dev);;
+			scctx->isc_msix_bar = pci_msix_table_bar(dev);
 		} else {
 			scctx->isc_msix_bar = -1;
 			scctx->isc_disable_msix = 1;

sys/dev/etherswitch/felix/felix.c

@@ -197,7 +197,7 @@ felix_parse_port_fdt(felix_softc_t sc, phandle_t child, int *pport)
 		return (0);
 	}
 
-	sc->ports[port].fixed_port = true;;
+	sc->ports[port].fixed_port = true;
 
 	if (OF_getencprop(node, "speed", &status, sizeof(status)) <= 0) {
 		device_printf(sc->dev,

sys/dev/fdt/simple_mfd.c

@@ -89,7 +89,7 @@ simple_mfd_syscon_read_4(struct syscon *syscon, bus_size_t offset)
 	uint32_t val;
 
 	sc = device_get_softc(syscon->pdev);
-	SYSCON_ASSERT_LOCKED(sc);;
+	SYSCON_ASSERT_LOCKED(sc);
 	val = bus_read_4(sc->mem_res, offset);
 	return (val);
 }

sys/dev/netmap/netmap_kern.h

@@ -2128,7 +2128,7 @@ struct netmap_monitor_adapter {
  * native netmap support.
  */
 int generic_netmap_attach(struct ifnet *ifp);
-int generic_rx_handler(struct ifnet *ifp, struct mbuf *m);;
+int generic_rx_handler(struct ifnet *ifp, struct mbuf *m);
 
 int nm_os_catch_rx(struct netmap_generic_adapter *gna, int intercept);
 int nm_os_catch_tx(struct netmap_generic_adapter *gna, int intercept);

sys/dev/ocs_fc/ocs_domain.h

@@ -87,5 +87,5 @@ extern void ocs_domain_attach(ocs_domain_t *domain, uint32_t s_id);
 extern int ocs_domain_post_event(ocs_domain_t *domain, ocs_sm_event_t, void *);
 
 extern int ocs_ddump_domain(ocs_textbuf_t *textbuf, ocs_domain_t *domain);
-extern void __ocs_domain_attach_internal(ocs_domain_t *domain, uint32_t s_id);;
+extern void __ocs_domain_attach_internal(ocs_domain_t *domain, uint32_t s_id);
 #endif

sys/netinet6/ip6_output.c

@@ -769,7 +769,7 @@ ip6_output(struct mbuf *m0, struct ip6_pktopts *opt,
 		if (nh == NULL) {
 			IP6STAT_INC(ip6s_noroute);
 			/* No ifp in6_ifstat_inc(ifp, ifs6_out_discard); */
-			error = EHOSTUNREACH;;
+			error = EHOSTUNREACH;
 			goto bad;
 		}
 

sys/netpfil/ipfw/dn_aqm_codel.h

@@ -139,7 +139,7 @@ codel_dequeue(struct dn_queue *q)
 	aqm_time_t now;
 	uint16_t ok_to_drop;
 
-	cst = q->aqm_status;;
+	cst = q->aqm_status;
 	cprms = q->fs->aqmcfg;
 	now = AQM_UNOW;
 

sys/sys/unpcb.h

@@ -174,7 +174,7 @@ struct xunpgen {
 	u_int	xug_count;
 	unp_gen_t xug_gen;
 	so_gen_t xug_sogen;
-} __aligned(8);;
+} __aligned(8);
 #endif /* _SYS_SOCKETVAR_H_ */
 
 #if defined(_KERNEL)