diff options
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c | 36 | ||||
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c | 7 |
3 files changed, 32 insertions, 12 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c index edd20c3b2b3d..bec6963ac71e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c @@ -135,7 +135,9 @@ static int socfpga_dwmac_parse_data(struct socfpga_dwmac *dwmac, struct device * np_splitter = of_parse_phandle(np, "altr,emac-splitter", 0); if (np_splitter) { - if (of_address_to_resource(np_splitter, 0, &res_splitter)) { + ret = of_address_to_resource(np_splitter, 0, &res_splitter); + of_node_put(np_splitter); + if (ret) { dev_info(dev, "Missing emac splitter address\n"); return -EINVAL; } @@ -159,14 +161,17 @@ static int socfpga_dwmac_parse_data(struct socfpga_dwmac *dwmac, struct device * dev_err(dev, "%s: ERROR: missing emac splitter address\n", __func__); - return -EINVAL; + ret = -EINVAL; + goto err_node_put; } dwmac->splitter_base = devm_ioremap_resource(dev, &res_splitter); - if (IS_ERR(dwmac->splitter_base)) - return PTR_ERR(dwmac->splitter_base); + if (IS_ERR(dwmac->splitter_base)) { + ret = PTR_ERR(dwmac->splitter_base); + goto err_node_put; + } } index = of_property_match_string(np_sgmii_adapter, "reg-names", @@ -178,14 +183,17 @@ static int socfpga_dwmac_parse_data(struct socfpga_dwmac *dwmac, struct device * dev_err(dev, "%s: ERROR: failed mapping adapter\n", __func__); - return -EINVAL; + ret = -EINVAL; + goto err_node_put; } dwmac->pcs.sgmii_adapter_base = devm_ioremap_resource(dev, &res_sgmii_adapter); - if (IS_ERR(dwmac->pcs.sgmii_adapter_base)) - return PTR_ERR(dwmac->pcs.sgmii_adapter_base); + if (IS_ERR(dwmac->pcs.sgmii_adapter_base)) { + ret = PTR_ERR(dwmac->pcs.sgmii_adapter_base); + goto err_node_put; + } } index = of_property_match_string(np_sgmii_adapter, "reg-names", @@ -197,22 +205,30 @@ static int socfpga_dwmac_parse_data(struct socfpga_dwmac *dwmac, struct device * dev_err(dev, "%s: ERROR: failed mapping tse control port\n", __func__); - return -EINVAL; + ret = -EINVAL; + goto err_node_put; } dwmac->pcs.tse_pcs_base = devm_ioremap_resource(dev, &res_tse_pcs); - if (IS_ERR(dwmac->pcs.tse_pcs_base)) - return PTR_ERR(dwmac->pcs.tse_pcs_base); + if (IS_ERR(dwmac->pcs.tse_pcs_base)) { + ret = PTR_ERR(dwmac->pcs.tse_pcs_base); + goto err_node_put; + } } } dwmac->reg_offset = reg_offset; dwmac->reg_shift = reg_shift; dwmac->sys_mgr_base_addr = sys_mgr_base_addr; dwmac->dev = dev; + of_node_put(np_sgmii_adapter); return 0; + +err_node_put: + of_node_put(np_sgmii_adapter); + return ret; } static int socfpga_dwmac_set_phy_mode(struct socfpga_dwmac *dwmac) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index c23ccabc2d8a..4c8c60af7985 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -3397,6 +3397,7 @@ int stmmac_dvr_remove(struct device *dev) stmmac_set_mac(priv->ioaddr, false); netif_carrier_off(ndev); unregister_netdev(ndev); + of_node_put(priv->plat->phy_node); if (priv->stmmac_rst) reset_control_assert(priv->stmmac_rst); clk_disable_unprepare(priv->pclk); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index f7dfc0ae8e9c..756bb548e81a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -113,8 +113,10 @@ static struct stmmac_axi *stmmac_axi_setup(struct platform_device *pdev) return NULL; axi = kzalloc(sizeof(*axi), GFP_KERNEL); - if (!axi) + if (!axi) { + of_node_put(np); return ERR_PTR(-ENOMEM); + } axi->axi_lpi_en = of_property_read_bool(np, "snps,lpi_en"); axi->axi_xit_frm = of_property_read_bool(np, "snps,xit_frm"); @@ -127,6 +129,7 @@ static struct stmmac_axi *stmmac_axi_setup(struct platform_device *pdev) of_property_read_u32(np, "snps,wr_osr_lmt", &axi->axi_wr_osr_lmt); of_property_read_u32(np, "snps,rd_osr_lmt", &axi->axi_rd_osr_lmt); of_property_read_u32_array(np, "snps,blen", axi->axi_blen, AXI_BLEN); + of_node_put(np); return axi; } @@ -302,7 +305,7 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) dma_cfg = devm_kzalloc(&pdev->dev, sizeof(*dma_cfg), GFP_KERNEL); if (!dma_cfg) { - of_node_put(np); + of_node_put(plat->phy_node); return ERR_PTR(-ENOMEM); } plat->dma_cfg = dma_cfg; |