@@ -3712,6 +3712,9 @@ static int rocker_port_bridge_setlink(struct net_device *dev,
if (afspec) {
attr = nla_find_nested(afspec, IFLA_BRIDGE_MODE);
if (attr) {
+ if (nla_len(attr) < sizeof(mode))
+ return -EINVAL;
+
mode = nla_get_u16(attr);
if (mode != BRIDGE_MODE_SWDEV)
return -EINVAL;
@@ -3721,6 +3724,9 @@ static int rocker_port_bridge_setlink(struct net_device *dev,
if (protinfo) {
attr = nla_find_nested(protinfo, IFLA_BRPORT_LEARNING);
if (attr) {
+ if (nla_len(attr) < sizeof(u8))
+ return -EINVAL;
+
if (nla_get_u8(attr))
rocker_port->brport_flags |= BR_LEARNING;
else
@@ -3731,6 +3737,9 @@ static int rocker_port_bridge_setlink(struct net_device *dev,
}
attr = nla_find_nested(protinfo, IFLA_BRPORT_LEARNING_SYNC);
if (attr) {
+ if (nla_len(attr) < sizeof(u8))
+ return -EINVAL;
+
if (nla_get_u8(attr))
rocker_port->brport_flags |= BR_LEARNING_SYNC;
else