--- zzzz-none-000/linux-5.4.213/net/bridge/br_sysfs_br.c	2022-09-15 10:04:56.000000000 +0000
+++ alder-5690pro-762/linux-5.4.213/net/bridge/br_sysfs_br.c	2024-08-14 09:02:13.000000000 +0000
@@ -166,6 +166,30 @@
 }
 static DEVICE_ATTR_RW(group_fwd_mask);
 
+static ssize_t disable_eap_hack_show(struct device *d,
+				   struct device_attribute *attr,
+				   char *buf)
+{
+	struct net_bridge *br = to_bridge(d);
+	return sprintf(buf, "%u\n", br->disable_eap_hack);
+}
+
+static int set_disable_eap_hack(struct net_bridge *br, unsigned long val)
+{
+	br->disable_eap_hack = !!val;
+
+	return 0;
+}
+
+static ssize_t disable_eap_hack_store(struct device *d,
+				    struct device_attribute *attr,
+				    const char *buf,
+				    size_t len)
+{
+	return store_bridge_parm(d, buf, len, set_disable_eap_hack);
+}
+static DEVICE_ATTR_RW(disable_eap_hack);
+
 static ssize_t priority_show(struct device *d, struct device_attribute *attr,
 			     char *buf)
 {
@@ -851,6 +875,7 @@
 	&dev_attr_ageing_time.attr,
 	&dev_attr_stp_state.attr,
 	&dev_attr_group_fwd_mask.attr,
+	&dev_attr_disable_eap_hack.attr,
 	&dev_attr_priority.attr,
 	&dev_attr_bridge_id.attr,
 	&dev_attr_root_id.attr,