openwrt/target/linux/generic/backport-5.4/709-v5.8-0006-net-dsa-b53-remove-redundant-premature-assignment-to.patch
Rafał Miłecki 50d255d4a8 kernel: backport b53/bcm_sf2 changes from v5.8
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
2022-12-07 10:30:14 +01:00

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1.1 KiB
Diff

From 9f01a71c5cbec10b851588457089d17c20dc5a40 Mon Sep 17 00:00:00 2001
From: Colin Ian King <colin.king@canonical.com>
Date: Wed, 27 May 2020 13:01:29 +0100
Subject: [PATCH] net: dsa: b53: remove redundant premature assignment to
new_pvid
Variable new_pvid is being assigned with a value that is never read,
the following if statement updates new_pvid with a new value in both
of the if paths. The assignment is redundant and can be removed.
Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/dsa/b53/b53_common.c | 1 -
1 file changed, 1 deletion(-)
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -1336,7 +1336,6 @@ int b53_vlan_filtering(struct dsa_switch
u16 pvid, new_pvid;
b53_read16(dev, B53_VLAN_PAGE, B53_VLAN_PORT_DEF_TAG(port), &pvid);
- new_pvid = pvid;
if (!vlan_filtering) {
/* Filtering is currently enabled, use the default PVID since
* the bridge does not expect tagging anymore