Messages in this thread Patch in this message | | | From | zhaoxiao <> | Subject | [PATCH] stmmac: dwmac-loongson:add the return value | Date | Mon, 30 Aug 2021 13:29:13 +0800 |
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Add the return value when phy_mode < 0.
Signed-off-by: zhaoxiao <zhaoxiao@uniontech.com> --- 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; -- 2.20.1
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