diff options
Diffstat (limited to 'net/bridge')
| -rw-r--r-- | net/bridge/br_device.c | 30 | ||||
| -rw-r--r-- | net/bridge/br_fdb.c | 2 | ||||
| -rw-r--r-- | net/bridge/br_forward.c | 2 | ||||
| -rw-r--r-- | net/bridge/br_if.c | 6 | ||||
| -rw-r--r-- | net/bridge/br_private.h | 4 | ||||
| -rw-r--r-- | net/bridge/br_stp_timer.c | 2 | ||||
| -rw-r--r-- | net/bridge/br_sysfs_if.c | 6 |
7 files changed, 26 insertions, 26 deletions
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index 333484537600..070e8a68cfc6 100644 --- a/net/bridge/br_device.c +++ b/net/bridge/br_device.c @@ -31,9 +31,11 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev) struct net_bridge_mdb_entry *mdst; struct br_cpu_netstats *brstats = this_cpu_ptr(br->stats); + rcu_read_lock(); #ifdef CONFIG_BRIDGE_NETFILTER if (skb->nf_bridge && (skb->nf_bridge->mask & BRNF_BRIDGED_DNAT)) { br_nf_pre_routing_finish_bridge_slow(skb); + rcu_read_unlock(); return NETDEV_TX_OK; } #endif @@ -48,7 +50,6 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev) skb_reset_mac_header(skb); skb_pull(skb, ETH_HLEN); - rcu_read_lock(); if (is_broadcast_ether_addr(dest)) br_flood_deliver(br, skb); else if (is_multicast_ether_addr(dest)) { @@ -206,24 +207,23 @@ static void br_poll_controller(struct net_device *br_dev) static void br_netpoll_cleanup(struct net_device *dev) { struct net_bridge *br = netdev_priv(dev); - struct net_bridge_port *p, *n; + struct net_bridge_port *p; - list_for_each_entry_safe(p, n, &br->port_list, list) { + list_for_each_entry(p, &br->port_list, list) br_netpoll_disable(p); - } } -static int br_netpoll_setup(struct net_device *dev, struct netpoll_info *ni) +static int br_netpoll_setup(struct net_device *dev, struct netpoll_info *ni, + gfp_t gfp) { struct net_bridge *br = netdev_priv(dev); - struct net_bridge_port *p, *n; + struct net_bridge_port *p; int err = 0; - list_for_each_entry_safe(p, n, &br->port_list, list) { + list_for_each_entry(p, &br->port_list, list) { if (!p->dev) continue; - - err = br_netpoll_enable(p); + err = br_netpoll_enable(p, gfp); if (err) goto fail; } @@ -236,17 +236,17 @@ fail: goto out; } -int br_netpoll_enable(struct net_bridge_port *p) +int br_netpoll_enable(struct net_bridge_port *p, gfp_t gfp) { struct netpoll *np; int err = 0; - np = kzalloc(sizeof(*p->np), GFP_KERNEL); + np = kzalloc(sizeof(*p->np), gfp); err = -ENOMEM; if (!np) goto out; - err = __netpoll_setup(np, p->dev); + err = __netpoll_setup(np, p->dev, gfp); if (err) { kfree(np); goto out; @@ -267,11 +267,7 @@ void br_netpoll_disable(struct net_bridge_port *p) p->np = NULL; - /* Wait for transmitting packets to finish before freeing. */ - synchronize_rcu_bh(); - - __netpoll_cleanup(np); - kfree(np); + __netpoll_free_rcu(np); } #endif diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c index d21f32383517..9ce430b4657c 100644 --- a/net/bridge/br_fdb.c +++ b/net/bridge/br_fdb.c @@ -312,7 +312,7 @@ int br_fdb_fillbuf(struct net_bridge *br, void *buf, fe->is_local = f->is_local; if (!f->is_static) - fe->ageing_timer_value = jiffies_to_clock_t(jiffies - f->updated); + fe->ageing_timer_value = jiffies_delta_to_clock_t(jiffies - f->updated); ++fe; ++num; } diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c index e9466d412707..02015a505d2a 100644 --- a/net/bridge/br_forward.c +++ b/net/bridge/br_forward.c @@ -65,7 +65,7 @@ static void __br_deliver(const struct net_bridge_port *to, struct sk_buff *skb) { skb->dev = to->dev; - if (unlikely(netpoll_tx_running(to->dev))) { + if (unlikely(netpoll_tx_running(to->br->dev))) { if (packet_length(skb) > skb->dev->mtu && !skb_is_gso(skb)) kfree_skb(skb); else { diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c index e1144e1617be..1c8fdc3558cd 100644 --- a/net/bridge/br_if.c +++ b/net/bridge/br_if.c @@ -361,7 +361,7 @@ int br_add_if(struct net_bridge *br, struct net_device *dev) if (err) goto err2; - if (br_netpoll_info(br) && ((err = br_netpoll_enable(p)))) + if (br_netpoll_info(br) && ((err = br_netpoll_enable(p, GFP_KERNEL)))) goto err3; err = netdev_set_master(dev, br->dev); @@ -427,6 +427,10 @@ int br_del_if(struct net_bridge *br, struct net_device *dev) if (!p || p->br != br) return -EINVAL; + /* Since more than one interface can be attached to a bridge, + * there still maybe an alternate path for netconsole to use; + * therefore there is no reason for a NETDEV_RELEASE event. + */ del_nbp(p); spin_lock_bh(&br->lock); diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h index a768b2408edf..f507d2af9646 100644 --- a/net/bridge/br_private.h +++ b/net/bridge/br_private.h @@ -316,7 +316,7 @@ static inline void br_netpoll_send_skb(const struct net_bridge_port *p, netpoll_send_skb(np, skb); } -extern int br_netpoll_enable(struct net_bridge_port *p); +extern int br_netpoll_enable(struct net_bridge_port *p, gfp_t gfp); extern void br_netpoll_disable(struct net_bridge_port *p); #else static inline struct netpoll_info *br_netpoll_info(struct net_bridge *br) @@ -329,7 +329,7 @@ static inline void br_netpoll_send_skb(const struct net_bridge_port *p, { } -static inline int br_netpoll_enable(struct net_bridge_port *p) +static inline int br_netpoll_enable(struct net_bridge_port *p, gfp_t gfp) { return 0; } diff --git a/net/bridge/br_stp_timer.c b/net/bridge/br_stp_timer.c index a6747e673426..c3530a81a33b 100644 --- a/net/bridge/br_stp_timer.c +++ b/net/bridge/br_stp_timer.c @@ -170,5 +170,5 @@ void br_stp_port_timer_init(struct net_bridge_port *p) unsigned long br_timer_value(const struct timer_list *timer) { return timer_pending(timer) - ? jiffies_to_clock_t(timer->expires - jiffies) : 0; + ? jiffies_delta_to_clock_t(timer->expires - jiffies) : 0; } diff --git a/net/bridge/br_sysfs_if.c b/net/bridge/br_sysfs_if.c index 6229b62749e8..13b36bdc76a7 100644 --- a/net/bridge/br_sysfs_if.c +++ b/net/bridge/br_sysfs_if.c @@ -27,7 +27,7 @@ struct brport_attribute { }; #define BRPORT_ATTR(_name,_mode,_show,_store) \ -struct brport_attribute brport_attr_##_name = { \ +const struct brport_attribute brport_attr_##_name = { \ .attr = {.name = __stringify(_name), \ .mode = _mode }, \ .show = _show, \ @@ -164,7 +164,7 @@ static BRPORT_ATTR(multicast_router, S_IRUGO | S_IWUSR, show_multicast_router, store_multicast_router); #endif -static struct brport_attribute *brport_attrs[] = { +static const struct brport_attribute *brport_attrs[] = { &brport_attr_path_cost, &brport_attr_priority, &brport_attr_port_id, @@ -241,7 +241,7 @@ const struct sysfs_ops brport_sysfs_ops = { int br_sysfs_addif(struct net_bridge_port *p) { struct net_bridge *br = p->br; - struct brport_attribute **a; + const struct brport_attribute **a; int err; err = sysfs_create_link(&p->kobj, &br->dev->dev.kobj, |