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Subject[PATCH v2] net: ethernet: mtk_eth_soc: fix error checking in mtk_mac_config()
Date
From: Tom Rix <trix@redhat.com>

Clang static analysis reports this problem
mtk_eth_soc.c:394:7: warning: Branch condition evaluates
to a garbage value
if (err)
^~~

err is not initialized and only conditionally set.
So intitialize err.

Fixes: 7e538372694b ("net: ethernet: mediatek: Re-add support SGMII")
Signed-off-by: Tom Rix <trix@redhat.com>
---
v2: change to initializing

drivers/net/ethernet/mediatek/mtk_eth_soc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index b67b4323cff08..f02d07ec5ccbf 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -267,7 +267,7 @@ static void mtk_mac_config(struct phylink_config *config, unsigned int mode,
phylink_config);
struct mtk_eth *eth = mac->hw;
u32 mcr_cur, mcr_new, sid, i;
- int val, ge_mode, err;
+ int val, ge_mode, err = 0;

/* MT76x8 has no hardware settings between for the MAC */
if (!MTK_HAS_CAPS(eth->soc->caps, MTK_SOC_MT7628) &&
--
2.26.3
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