From 83e681e69e846bb1094fb7c6676e6e58334d57ed Mon Sep 17 00:00:00 2001 From: Rudolf Vesely Date: Mon, 2 Oct 2023 06:51:19 +0000 Subject: [PATCH] rtl83xx: fix STP by trapping BPDUs Fix Spanning Tree Protocol (STP) by changing COPY2CPU which currently makes switch to ignore Bridge Protocol Data Units (BPDUs). Tested on Zyxel GS1900-8, 24 and 48. Signed-off-by: Rudolf Vesely [ improve commit description and add new line in different sections ] Signed-off-by: Christian Marangi (cherry picked from commit 41fcc617f94601072d304f2f68e12cf1dd058707) --- target/linux/realtek/files-5.15/drivers/net/dsa/rtl83xx/dsa.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/linux/realtek/files-5.15/drivers/net/dsa/rtl83xx/dsa.c b/target/linux/realtek/files-5.15/drivers/net/dsa/rtl83xx/dsa.c index 6f55f1e892..0af98e4470 100644 --- a/target/linux/realtek/files-5.15/drivers/net/dsa/rtl83xx/dsa.c +++ b/target/linux/realtek/files-5.15/drivers/net/dsa/rtl83xx/dsa.c @@ -152,7 +152,7 @@ static void rtl83xx_vlan_setup(struct rtl838x_switch_priv *priv) static void rtl83xx_setup_bpdu_traps(struct rtl838x_switch_priv *priv) { for (int i = 0; i < priv->cpu_port; i++) - priv->r->set_receive_management_action(i, BPDU, COPY2CPU); + priv->r->set_receive_management_action(i, BPDU, TRAP2CPU); } static void rtl83xx_port_set_salrn(struct rtl838x_switch_priv *priv, -- 2.30.2