aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c')
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c39
1 files changed, 26 insertions, 13 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
index bec6963ac71e..0c420e97de1e 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
@@ -304,6 +304,8 @@ static int socfpga_dwmac_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
int ret;
struct socfpga_dwmac *dwmac;
+ struct net_device *ndev;
+ struct stmmac_priv *stpriv;
ret = stmmac_get_platform_resources(pdev, &stmmac_res);
if (ret)
@@ -314,32 +316,43 @@ static int socfpga_dwmac_probe(struct platform_device *pdev)
return PTR_ERR(plat_dat);
dwmac = devm_kzalloc(dev, sizeof(*dwmac), GFP_KERNEL);
- if (!dwmac)
- return -ENOMEM;
+ if (!dwmac) {
+ ret = -ENOMEM;
+ goto err_remove_config_dt;
+ }
ret = socfpga_dwmac_parse_data(dwmac, dev);
if (ret) {
dev_err(dev, "Unable to parse OF data\n");
- return ret;
+ goto err_remove_config_dt;
}
plat_dat->bsp_priv = dwmac;
plat_dat->fix_mac_speed = socfpga_dwmac_fix_mac_speed;
ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
+ if (ret)
+ goto err_remove_config_dt;
- if (!ret) {
- struct net_device *ndev = platform_get_drvdata(pdev);
- struct stmmac_priv *stpriv = netdev_priv(ndev);
+ ndev = platform_get_drvdata(pdev);
+ stpriv = netdev_priv(ndev);
- /* The socfpga driver needs to control the stmmac reset to
- * set the phy mode. Create a copy of the core reset handel
- * so it can be used by the driver later.
- */
- dwmac->stmmac_rst = stpriv->stmmac_rst;
+ /* The socfpga driver needs to control the stmmac reset to set the phy
+ * mode. Create a copy of the core reset handle so it can be used by
+ * the driver later.
+ */
+ dwmac->stmmac_rst = stpriv->stmmac_rst;
- ret = socfpga_dwmac_set_phy_mode(dwmac);
- }
+ ret = socfpga_dwmac_set_phy_mode(dwmac);
+ if (ret)
+ goto err_dvr_remove;
+
+ return 0;
+
+err_dvr_remove:
+ stmmac_dvr_remove(&pdev->dev);
+err_remove_config_dt:
+ stmmac_remove_config_dt(pdev, plat_dat);
return ret;
}