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openwrt/target/linux/generic/backport-5.4/753-v5.8-net-dsa-mt7530-fix-VLAN-setup.patch
Petr Štetiar e5aa498acb kernel: bump 5.4 to 5.4.45
Fixes CVE-2020-10757 via upstream commit df4988aa1c96 ("mm: Fix mremap
not considering huge pmd devmap").

Resolved merge conflict in the following patches:

 bcm27xx: 950-0128-gpiolib-Don-t-prevent-IRQ-usage-of-output-GPIOs.patch

Refreshed patches, removed upstreamed patch:

 generic: 751-v5.8-net-dsa-mt7530-set-CPU-port-to-fallback-mode.patch
 generic: 754-v5.7-net-dsa-mt7530-fix-roaming-from-DSA-user-ports.patch

Run tested: qemu-x86-64
Build tested: x86/64, imx6, sunxi/a53

Signed-off-by: Petr Štetiar <ynezz@true.cz>
2020-06-09 16:59:33 +02:00

52 lines
1.6 KiB
Diff

From 0141792f8b7300006b874dda1c35acd0abd90d9d Mon Sep 17 00:00:00 2001
From: DENG Qingfang <dqfext@gmail.com>
Date: Fri, 15 May 2020 23:25:55 +0800
Subject: net: dsa: mt7530: fix VLAN setup
Allow DSA to add VLAN entries even if VLAN filtering is disabled, so
enabling it will not block the traffic of existent ports in the bridge
Signed-off-by: DENG Qingfang <dqfext@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/dsa/mt7530.c | 13 +------------
1 file changed, 1 insertion(+), 12 deletions(-)
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -1093,12 +1093,6 @@ mt7530_port_vlan_add(struct dsa_switch *
struct mt7530_priv *priv = ds->priv;
u16 vid;
- /* The port is kept as VLAN-unaware if bridge with vlan_filtering not
- * being set.
- */
- if (!dsa_port_is_vlan_filtering(&ds->ports[port]))
- return;
-
mutex_lock(&priv->reg_mutex);
for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid) {
@@ -1124,12 +1118,6 @@ mt7530_port_vlan_del(struct dsa_switch *
struct mt7530_priv *priv = ds->priv;
u16 vid, pvid;
- /* The port is kept as VLAN-unaware if bridge with vlan_filtering not
- * being set.
- */
- if (!dsa_port_is_vlan_filtering(&ds->ports[port]))
- return 0;
-
mutex_lock(&priv->reg_mutex);
pvid = priv->ports[port].pvid;
@@ -1242,6 +1230,7 @@ mt7530_setup(struct dsa_switch *ds)
* as two netdev instances.
*/
dn = ds->ports[MT7530_CPU_PORT].master->dev.of_node->parent;
+ ds->configure_vlan_while_not_filtering = true;
if (priv->id == ID_MT7530) {
regulator_set_voltage(priv->core_pwr, 1000000, 1000000);