3 files changed, 14 insertions, 7 deletions
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index 849deaf..7b4ce91 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -368,10 +368,18 @@ void br_features_recompute(struct net_bridge *br)
 	list_for_each_entry(p, &br->port_list, list) {
 		unsigned long feature = p->dev->features;
 
+		/* if device needs checksumming, downgrade to hw checksumming */
 		if (checksum & NETIF_F_NO_CSUM && !(feature & NETIF_F_NO_CSUM))
 			checksum ^= NETIF_F_NO_CSUM | NETIF_F_HW_CSUM;
+
+		/* if device can't do all checksum, downgrade to ipv4/ipv6 */
 		if (checksum & NETIF_F_HW_CSUM && !(feature & NETIF_F_HW_CSUM))
-			checksum ^= NETIF_F_HW_CSUM | NETIF_F_IP_CSUM;
+			checksum ^= NETIF_F_HW_CSUM
+				| NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
+
+		if (checksum & NETIF_F_IPV6_CSUM && !(feature & NETIF_F_IPV6_CSUM))
+			checksum &= ~NETIF_F_IPV6_CSUM;
+
 		if (!(feature & NETIF_F_IP_CSUM))
 			checksum = 0;
 
diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c
index 33c6c4a..4f42263 100644
--- a/net/bridge/br_sysfs_br.c
+++ b/net/bridge/br_sysfs_br.c
@@ -360,8 +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);
@@ -383,8 +384,7 @@ static ssize_t brforward_read(struct kobject *kobj, char *buf,
 
 static struct bin_attribute bridge_forward = {
 	.attr = { .name = SYSFS_BRIDGE_FDB,
-		  .mode = S_IRUGO,
-		  .owner = THIS_MODULE, },
+		  .mode = S_IRUGO, },
 	.read = brforward_read,
 };
 
diff --git a/net/bridge/br_sysfs_if.c b/net/bridge/br_sysfs_if.c
index 2da2292..79db51f 100644
--- a/net/bridge/br_sysfs_if.c
+++ b/net/bridge/br_sysfs_if.c
@@ -29,8 +29,7 @@ struct brport_attribute {
 #define BRPORT_ATTR(_name,_mode,_show,_store)		        \
 struct brport_attribute brport_attr_##_name = { 	        \
 	.attr = {.name = __stringify(_name), 			\
-		 .mode = _mode, 				\
-		 .owner = THIS_MODULE, },			\
+		 .mode = _mode },				\
 	.show	= _show,					\
 	.store	= _store,					\
 };