lede/target/linux/generic/backport-6.12/737-v6.16-net-phy-mediatek-init-val-in-.phy_led_polarity_set-f.patch

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From 34501d047ac0a6cbb13285ba9d15f75c1deb7da7 Mon Sep 17 00:00:00 2001
From: Christian Marangi <ansuelsmth@gmail.com>
Date: Tue, 15 Apr 2025 12:53:05 +0200
Subject: [PATCH 18/20] net: phy: mediatek: init val in .phy_led_polarity_set
for AN7581
Fix smatch warning for uninitialised val in .phy_led_polarity_set for
AN7581 driver.
Correctly init to 0 to set polarity high by default.
Reported-by: Simon Horman <horms@kernel.org>
Fixes: 6a325aed130b ("net: phy: mediatek: add Airoha PHY ID to SoC driver")
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Link: https://patch.msgid.link/20250415105313.3409-1-ansuelsmth@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
drivers/net/phy/mediatek/mtk-ge-soc.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/drivers/net/phy/mediatek/mtk-ge-soc.c
+++ b/drivers/net/phy/mediatek/mtk-ge-soc.c
@@ -1431,8 +1431,8 @@ static int an7581_phy_probe(struct phy_d
static int an7581_phy_led_polarity_set(struct phy_device *phydev, int index,
unsigned long modes)
{
+ u16 val = 0;
u32 mode;
- u16 val;
if (index >= MTK_PHY_MAX_LEDS)
return -EINVAL;
@@ -1443,7 +1443,6 @@ static int an7581_phy_led_polarity_set(s
val = MTK_PHY_LED_ON_POLARITY;
break;
case PHY_LED_ACTIVE_HIGH:
- val = 0;
break;
default:
return -EINVAL;