Merge branch 'bridge_cleanups'

Tan Xiaojun says:

====================
bridge: cleanup and fix checkpatch errors

Clean up and fix some checkpatch errors in bridge driver.
====================
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
Acked-by: NStephen Hemminger <stephen@networkplumber.org>

net/bridge/br_fdb.c

@@ -570,8 +570,7 @@ static void fdb_notify(struct net_bridge *br,
 	rtnl_notify(skb, net, 0, RTNLGRP_NEIGH, NULL, GFP_ATOMIC);
 	return;
 errout:
-	if (err < 0)
-		rtnl_set_sk_err(net, RTNLGRP_NEIGH, err);
+	rtnl_set_sk_err(net, RTNLGRP_NEIGH, err);
 }
 
 /* Dump information about entries, in response to GETNEIGH */

net/bridge/br_forward.c

@@ -30,9 +30,9 @@ static int deliver_clone(const struct net_bridge_port *prev,
 static inline int should_deliver(const struct net_bridge_port *p,
 				 const struct sk_buff *skb)
 {
-	return (((p->flags & BR_HAIRPIN_MODE) || skb->dev != p->dev) &&
+	return ((p->flags & BR_HAIRPIN_MODE) || skb->dev != p->dev) &&
 		br_allowed_egress(p->br, nbp_get_vlan_info(p), skb) &&
-		p->state == BR_STATE_FORWARDING);
+		p->state == BR_STATE_FORWARDING;
 }
 
 static inline unsigned int packet_length(const struct sk_buff *skb)

net/bridge/br_ioctl.c

@@ -381,7 +381,7 @@ int br_dev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
 {
 	struct net_bridge *br = netdev_priv(dev);
 
-	switch(cmd) {
+	switch (cmd) {
 	case SIOCDEVPRIVATE:
 		return old_dev_ioctl(dev, rq, cmd);
 

net/bridge/br_netfilter.c

@@ -1001,7 +1001,7 @@ static struct nf_hook_ops br_nf_ops[] __read_mostly = {
 #ifdef CONFIG_SYSCTL
 static
 int brnf_sysctl_call_tables(struct ctl_table *ctl, int write,
-			    void __user * buffer, size_t * lenp, loff_t * ppos)
+			    void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	int ret;
 

net/bridge/br_netlink.c

@@ -195,8 +195,7 @@ void br_ifinfo_notify(int event, struct net_bridge_port *port)
 	rtnl_notify(skb, net, 0, RTNLGRP_LINK, NULL, GFP_ATOMIC);
 	return;
 errout:
-	if (err < 0)
-		rtnl_set_sk_err(net, RTNLGRP_LINK, err);
+	rtnl_set_sk_err(net, RTNLGRP_LINK, err);
 }
 
 

net/bridge/br_private.h

@@ -721,7 +721,7 @@ void br_netfilter_fini(void);
 void br_netfilter_rtable_init(struct net_bridge *);
 #else
 #define br_netfilter_init()	(0)
-#define br_netfilter_fini()	do { } while(0)
+#define br_netfilter_fini()	do { } while (0)
 #define br_netfilter_rtable_init(x)
 #endif
 

net/bridge/br_stp_timer.c

@@ -110,7 +110,7 @@ static void br_tcn_timer_expired(unsigned long arg)
 	if (!br_is_root_bridge(br) && (br->dev->flags & IFF_UP)) {
 		br_transmit_tcn(br);
 
-		mod_timer(&br->tcn_timer,jiffies + br->bridge_hello_time);
+		mod_timer(&br->tcn_timer, jiffies + br->bridge_hello_time);
 	}
 	spin_unlock(&br->lock);
 }

net/bridge/br_sysfs_if.c

@@ -26,7 +26,7 @@ struct brport_attribute {
 	int (*store)(struct net_bridge_port *, unsigned long);
 };
 
-#define BRPORT_ATTR(_name,_mode,_show,_store)		        \
+#define BRPORT_ATTR(_name, _mode, _show, _store)		\
 const struct brport_attribute brport_attr_##_name = { 	        \
 	.attr = {.name = __stringify(_name), 			\
 		 .mode = _mode },				\
@@ -209,21 +209,21 @@ static const struct brport_attribute *brport_attrs[] = {
 #define to_brport_attr(_at) container_of(_at, struct brport_attribute, attr)
 #define to_brport(obj)	container_of(obj, struct net_bridge_port, kobj)
 
-static ssize_t brport_show(struct kobject * kobj,
-			   struct attribute * attr, char * buf)
+static ssize_t brport_show(struct kobject *kobj,
+			   struct attribute *attr, char *buf)
 {
-	struct brport_attribute * brport_attr = to_brport_attr(attr);
-	struct net_bridge_port * p = to_brport(kobj);
+	struct brport_attribute *brport_attr = to_brport_attr(attr);
+	struct net_bridge_port *p = to_brport(kobj);
 
 	return brport_attr->show(p, buf);
 }
 
-static ssize_t brport_store(struct kobject * kobj,
-			    struct attribute * attr,
-			    const char * buf, size_t count)
+static ssize_t brport_store(struct kobject *kobj,
+			    struct attribute *attr,
+			    const char *buf, size_t count)
 {
-	struct brport_attribute * brport_attr = to_brport_attr(attr);
-	struct net_bridge_port * p = to_brport(kobj);
+	struct brport_attribute *brport_attr = to_brport_attr(attr);
+	struct net_bridge_port *p = to_brport(kobj);
 	ssize_t ret = -EINVAL;
 	char *endp;
 	unsigned long val;

net/bridge/netfilter/ebt_log.c

@@ -96,7 +96,7 @@ ebt_log_packet(struct net *net, u_int8_t pf, unsigned int hooknum,
 		bitmask = NF_LOG_MASK;
 
 	if ((bitmask & EBT_LOG_IP) && eth_hdr(skb)->h_proto ==
-	   htons(ETH_P_IP)){
+	   htons(ETH_P_IP)) {
 		const struct iphdr *ih;
 		struct iphdr _iph;
 

net/bridge/netfilter/ebt_snat.c

@@ -35,7 +35,7 @@ ebt_snat_tg(struct sk_buff *skb, const struct xt_action_param *par)
 			return EBT_DROP;
 		if (ap->ar_hln != ETH_ALEN)
 			goto out;
-		if (skb_store_bits(skb, sizeof(_ah), info->mac,ETH_ALEN))
+		if (skb_store_bits(skb, sizeof(_ah), info->mac, ETH_ALEN))
 			return EBT_DROP;
 	}
 out:

net/bridge/netfilter/ebtable_broute.c

@@ -23,8 +23,7 @@ static struct ebt_entries initial_chain = {
 	.policy		= EBT_ACCEPT,
 };
 
-static struct ebt_replace_kernel initial_table =
-{
+static struct ebt_replace_kernel initial_table = {
 	.name		= "broute",
 	.valid_hooks	= 1 << NF_BR_BROUTING,
 	.entries_size	= sizeof(struct ebt_entries),
@@ -41,8 +40,7 @@ static int check(const struct ebt_table_info *info, unsigned int valid_hooks)
 	return 0;
 }
 
-static const struct ebt_table broute_table =
-{
+static const struct ebt_table broute_table = {
 	.name		= "broute",
 	.table		= &initial_table,
 	.valid_hooks	= 1 << NF_BR_BROUTING,

net/bridge/netfilter/ebtable_filter.c

@@ -14,8 +14,7 @@
 #define FILTER_VALID_HOOKS ((1 << NF_BR_LOCAL_IN) | (1 << NF_BR_FORWARD) | \
    (1 << NF_BR_LOCAL_OUT))
 
-static struct ebt_entries initial_chains[] =
-{
+static struct ebt_entries initial_chains[] = {
 	{
 		.name	= "INPUT",
 		.policy	= EBT_ACCEPT,
@@ -30,8 +29,7 @@ static struct ebt_entries initial_chains[] =
 	},
 };
 
-static struct ebt_replace_kernel initial_table =
-{
+static struct ebt_replace_kernel initial_table = {
 	.name		= "filter",
 	.valid_hooks	= FILTER_VALID_HOOKS,
 	.entries_size	= 3 * sizeof(struct ebt_entries),
@@ -50,8 +48,7 @@ static int check(const struct ebt_table_info *info, unsigned int valid_hooks)
 	return 0;
 }
 
-static const struct ebt_table frame_filter =
-{
+static const struct ebt_table frame_filter = {
 	.name		= "filter",
 	.table		= &initial_table,
 	.valid_hooks	= FILTER_VALID_HOOKS,

net/bridge/netfilter/ebtable_nat.c

@@ -14,8 +14,7 @@
 #define NAT_VALID_HOOKS ((1 << NF_BR_PRE_ROUTING) | (1 << NF_BR_LOCAL_OUT) | \
    (1 << NF_BR_POST_ROUTING))
 
-static struct ebt_entries initial_chains[] =
-{
+static struct ebt_entries initial_chains[] = {
 	{
 		.name	= "PREROUTING",
 		.policy	= EBT_ACCEPT,
@@ -30,8 +29,7 @@ static struct ebt_entries initial_chains[] =
 	}
 };
 
-static struct ebt_replace_kernel initial_table =
-{
+static struct ebt_replace_kernel initial_table = {
 	.name		= "nat",
 	.valid_hooks	= NAT_VALID_HOOKS,
 	.entries_size	= 3 * sizeof(struct ebt_entries),
@@ -50,8 +48,7 @@ static int check(const struct ebt_table_info *info, unsigned int valid_hooks)
 	return 0;
 }
 
-static struct ebt_table frame_nat =
-{
+static struct ebt_table frame_nat = {
 	.name		= "nat",
 	.table		= &initial_table,
 	.valid_hooks	= NAT_VALID_HOOKS,

net/bridge/netfilter/ebtables.c

@@ -118,10 +118,10 @@ ebt_dev_check(const char *entry, const struct net_device *device)
 	/* 1 is the wildcard token */
 	while (entry[i] != '\0' && entry[i] != 1 && entry[i] == devname[i])
 		i++;
-	return (devname[i] != entry[i] && entry[i] != 1);
+	return devname[i] != entry[i] && entry[i] != 1;
 }
 
-#define FWINV2(bool,invflg) ((bool) ^ !!(e->invflags & invflg))
+#define FWINV2(bool, invflg) ((bool) ^ !!(e->invflags & invflg))
 /* process standard matches */
 static inline int
 ebt_basic_match(const struct ebt_entry *e, const struct sk_buff *skb,
@@ -1441,7 +1441,7 @@ static int copy_everything_to_user(struct ebt_table *t, void __user *user,
 		return -EFAULT;
 
 	if (*len != sizeof(struct ebt_replace) + entries_size +
-	   (tmp.num_counters? nentries * sizeof(struct ebt_counter): 0))
+	   (tmp.num_counters ? nentries * sizeof(struct ebt_counter) : 0))
 		return -EINVAL;
 
 	if (tmp.nentries != nentries) {
@@ -1477,7 +1477,7 @@ static int do_ebt_set_ctl(struct sock *sk,
 	if (!ns_capable(net->user_ns, CAP_NET_ADMIN))
 		return -EPERM;
 
-	switch(cmd) {
+	switch (cmd) {
 	case EBT_SO_SET_ENTRIES:
 		ret = do_replace(net, user, len);
 		break;
@@ -1507,10 +1507,10 @@ static int do_ebt_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
 	if (!t)
 		return ret;
 
-	switch(cmd) {
+	switch (cmd) {
 	case EBT_SO_GET_INFO:
 	case EBT_SO_GET_INIT_INFO:
-		if (*len != sizeof(struct ebt_replace)){
+		if (*len != sizeof(struct ebt_replace)) {
 			ret = -EINVAL;
 			mutex_unlock(&ebt_mutex);
 			break;
@@ -1525,7 +1525,7 @@ static int do_ebt_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
 			tmp.valid_hooks = t->table->valid_hooks;
 		}
 		mutex_unlock(&ebt_mutex);
-		if (copy_to_user(user, &tmp, *len) != 0){
+		if (copy_to_user(user, &tmp, *len) != 0) {
 			BUGPRINT("c2u Didn't work\n");
 			ret = -EFAULT;
 			break;
@@ -2375,8 +2375,7 @@ static int compat_do_ebt_get_ctl(struct sock *sk, int cmd,
 }
 #endif
 
-static struct nf_sockopt_ops ebt_sockopts =
-{
+static struct nf_sockopt_ops ebt_sockopts = {
 	.pf		= PF_INET,
 	.set_optmin	= EBT_BASE_CTL,
 	.set_optmax	= EBT_SO_SET_MAX + 1,