X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fbridge%2Fbr_sysfs_br.c;h=4f42263e0a8a8ba8e3e45d2979f34508b19ecbc4;hb=40b42f1ebf653cd72c32eb1a1a0b9fea2dfbfd7d;hp=ce10464716a7cc4281e005c861f7add521be8a69;hpb=bd0561c9d8dcbf21cd9aa46c416bbf6a3a12e4b1;p=linux-2.6

diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c
index ce10464716..4f42263e0a 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
 };
 
@@ -342,8 +360,9 @@ static struct attribute_group bridge_group = {
  *
  * Returns the number of bytes read.
  */
-static ssize_t brforward_read(struct kobject *kobj, char *buf,
-			   loff_t off, size_t count)
+static ssize_t brforward_read(struct kobject *kobj,
+			      struct bin_attribute *bin_attr,
+			      char *buf, loff_t off, size_t count)
 {
 	struct device *dev = to_dev(kobj);
 	struct net_bridge *br = to_bridge(dev);
@@ -353,20 +372,19 @@ static ssize_t brforward_read(struct kobject *kobj, char *buf,
 	if (off % sizeof(struct __fdb_entry) != 0)
 		return -EINVAL;
 
-	n =  br_fdb_fillbuf(br, buf, 
+	n =  br_fdb_fillbuf(br, buf,
 			    count / sizeof(struct __fdb_entry),
 			    off / sizeof(struct __fdb_entry));
 
 	if (n > 0)
 		n *= sizeof(struct __fdb_entry);
-	
+
 	return n;
 }
 
 static struct bin_attribute bridge_forward = {
 	.attr = { .name = SYSFS_BRIDGE_FDB,
-		  .mode = S_IRUGO, 
-		  .owner = THIS_MODULE, },
+		  .mode = S_IRUGO, },
 	.read = brforward_read,
 };
 
@@ -401,7 +419,7 @@ int br_sysfs_addbr(struct net_device *dev)
 		goto out2;
 	}
 
-	
+
 	kobject_set_name(&br->ifobj, SYSFS_BRIDGE_PORT_SUBDIR);
 	br->ifobj.ktype = NULL;
 	br->ifobj.kset = NULL;