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Subject[PATCH AUTOSEL 5.14 31/32] stmmac: dwmac-loongson:Fix missing return value
Date
From: zhaoxiao <long870912@gmail.com>

[ Upstream commit 5289de5929d1758a95477a4d160195397ccffa7b ]

Add the return value when phy_mode < 0.

Signed-off-by: zhaoxiao <long870912@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
index 4c9a37dd0d3f..ecf759ee1c9f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
@@ -109,8 +109,10 @@ static int loongson_dwmac_probe(struct pci_dev *pdev, const struct pci_device_id
plat->bus_id = pci_dev_id(pdev);

phy_mode = device_get_phy_mode(&pdev->dev);
- if (phy_mode < 0)
+ if (phy_mode < 0) {
dev_err(&pdev->dev, "phy_mode not found\n");
+ return phy_mode;
+ }

plat->phy_interface = phy_mode;
plat->interface = PHY_INTERFACE_MODE_GMII;
--
2.30.2
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