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Diffstat (limited to 'net/bridge/br_sysfs_br.c')
-rw-r--r--net/bridge/br_sysfs_br.c20
1 files changed, 19 insertions, 1 deletions
diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c
index 01a22ad0cc75..33c6c4a7c689 100644
--- a/net/bridge/br_sysfs_br.c
+++ b/net/bridge/br_sysfs_br.c
@@ -149,7 +149,11 @@ static ssize_t show_stp_state(struct device *d,
static void set_stp_state(struct net_bridge *br, unsigned long val)
{
- br->stp_enabled = val;
+ rtnl_lock();
+ spin_unlock_bh(&br->lock);
+ br_stp_set_enabled(br, val);
+ spin_lock_bh(&br->lock);
+ rtnl_unlock();
}
static ssize_t store_stp_state(struct device *d,
@@ -309,6 +313,19 @@ static ssize_t store_group_addr(struct device *d,
static DEVICE_ATTR(group_addr, S_IRUGO | S_IWUSR,
show_group_addr, store_group_addr);
+static ssize_t store_flush(struct device *d,
+ struct device_attribute *attr,
+ const char *buf, size_t len)
+{
+ struct net_bridge *br = to_bridge(d);
+
+ if (!capable(CAP_NET_ADMIN))
+ return -EPERM;
+
+ br_fdb_flush(br);
+ return len;
+}
+static DEVICE_ATTR(flush, S_IWUSR, NULL, store_flush);
static struct attribute *bridge_attrs[] = {
&dev_attr_forward_delay.attr,
@@ -328,6 +345,7 @@ static struct attribute *bridge_attrs[] = {
&dev_attr_topology_change_timer.attr,
&dev_attr_gc_timer.attr,
&dev_attr_group_addr.attr,
+ &dev_attr_flush.attr,
NULL
};