diff options
Diffstat (limited to 'drivers')
44 files changed, 44 insertions, 44 deletions
diff --git a/drivers/net/ethernet/aeroflex/greth.c b/drivers/net/ethernet/aeroflex/greth.c index 47e5984f16fb..7c5cf0224a70 100644 --- a/drivers/net/ethernet/aeroflex/greth.c +++ b/drivers/net/ethernet/aeroflex/greth.c @@ -1459,7 +1459,7 @@ static int greth_of_probe(struct platform_device *ofdev) const u8 *addr; addr = of_get_mac_address(ofdev->dev.of_node); - if (addr) { + if (!IS_ERR(addr)) { for (i = 0; i < 6; i++) macaddr[i] = (unsigned int) addr[i]; } else { diff --git a/drivers/net/ethernet/allwinner/sun4i-emac.c b/drivers/net/ethernet/allwinner/sun4i-emac.c index e1acafa82214..37ebd890ef51 100644 --- a/drivers/net/ethernet/allwinner/sun4i-emac.c +++ b/drivers/net/ethernet/allwinner/sun4i-emac.c @@ -870,7 +870,7 @@ static int emac_probe(struct platform_device *pdev) /* Read MAC-address from DT */ mac_addr = of_get_mac_address(np); - if (mac_addr) + if (!IS_ERR(mac_addr)) memcpy(ndev->dev_addr, mac_addr, ETH_ALEN); /* Check if the MAC address is valid, if not get a random one */ diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c index aa1d1f5339d2..877e67f4344b 100644 --- a/drivers/net/ethernet/altera/altera_tse_main.c +++ b/drivers/net/ethernet/altera/altera_tse_main.c @@ -1537,7 +1537,7 @@ static int altera_tse_probe(struct platform_device *pdev) /* get default MAC address from device tree */ macaddr = of_get_mac_address(pdev->dev.of_node); - if (macaddr) + if (!IS_ERR(macaddr)) ether_addr_copy(ndev->dev_addr, macaddr); else eth_hw_addr_random(ndev); diff --git a/drivers/net/ethernet/arc/emac_main.c b/drivers/net/ethernet/arc/emac_main.c index ff3d68532f5f..7f89ad5c336d 100644 --- a/drivers/net/ethernet/arc/emac_main.c +++ b/drivers/net/ethernet/arc/emac_main.c @@ -960,7 +960,7 @@ int arc_emac_probe(struct net_device *ndev, int interface) /* Get MAC address from device tree */ mac_addr = of_get_mac_address(dev->of_node); - if (mac_addr) + if (!IS_ERR(mac_addr)) memcpy(ndev->dev_addr, mac_addr, ETH_ALEN); else eth_hw_addr_random(ndev); diff --git a/drivers/net/ethernet/aurora/nb8800.c b/drivers/net/ethernet/aurora/nb8800.c index f62deeb6e941..3c4967eecef1 100644 --- a/drivers/net/ethernet/aurora/nb8800.c +++ b/drivers/net/ethernet/aurora/nb8800.c @@ -1463,7 +1463,7 @@ static int nb8800_probe(struct platform_device *pdev) dev->irq = irq; mac = of_get_mac_address(pdev->dev.of_node); - if (mac) + if (!IS_ERR(mac)) ether_addr_copy(dev->dev_addr, mac); if (!is_valid_ether_addr(dev->dev_addr)) diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 4e87a303f83e..c623896e3ccb 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -2505,7 +2505,7 @@ static int bcm_sysport_probe(struct platform_device *pdev) /* Initialize netdevice members */ macaddr = of_get_mac_address(dn); - if (!macaddr || !is_valid_ether_addr(macaddr)) { + if (IS_ERR(macaddr)) { dev_warn(&pdev->dev, "using random Ethernet MAC\n"); eth_hw_addr_random(dev); } else { diff --git a/drivers/net/ethernet/broadcom/bgmac-bcma.c b/drivers/net/ethernet/broadcom/bgmac-bcma.c index 6fe074c1588b..34d18302b1a3 100644 --- a/drivers/net/ethernet/broadcom/bgmac-bcma.c +++ b/drivers/net/ethernet/broadcom/bgmac-bcma.c @@ -132,7 +132,7 @@ static int bgmac_probe(struct bcma_device *core) mac = of_get_mac_address(bgmac->dev->of_node); /* If no MAC address assigned via device tree, check SPROM */ - if (!mac) { + if (IS_ERR_OR_NULL(mac)) { switch (core->core_unit) { case 0: mac = sprom->et0mac; diff --git a/drivers/net/ethernet/broadcom/bgmac-platform.c b/drivers/net/ethernet/broadcom/bgmac-platform.c index 894eda5b13cf..6dc0dd91ad11 100644 --- a/drivers/net/ethernet/broadcom/bgmac-platform.c +++ b/drivers/net/ethernet/broadcom/bgmac-platform.c @@ -193,7 +193,7 @@ static int bgmac_probe(struct platform_device *pdev) bgmac->dma_dev = &pdev->dev; mac_addr = of_get_mac_address(np); - if (mac_addr) + if (!IS_ERR(mac_addr)) ether_addr_copy(bgmac->net_dev->dev_addr, mac_addr); else dev_warn(&pdev->dev, "MAC address not present in device tree\n"); diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 4fd973571e4c..374b9ff05c88 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -3476,7 +3476,7 @@ static int bcmgenet_probe(struct platform_device *pdev) if (dn) { macaddr = of_get_mac_address(dn); - if (!macaddr) { + if (IS_ERR(macaddr)) { dev_err(&pdev->dev, "can't find MAC address\n"); err = -EINVAL; goto err; diff --git a/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c b/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c index 5359c1021f42..15b1130aa4ae 100644 --- a/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c +++ b/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c @@ -1503,7 +1503,7 @@ static int octeon_mgmt_probe(struct platform_device *pdev) mac = of_get_mac_address(pdev->dev.of_node); - if (mac) + if (!IS_ERR(mac)) memcpy(netdev->dev_addr, mac, ETH_ALEN); else eth_hw_addr_random(netdev); diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c index 81c281ada63b..a65be851124f 100644 --- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c +++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c @@ -1484,7 +1484,7 @@ static int bgx_init_of_phy(struct bgx *bgx) break; mac = of_get_mac_address(node); - if (mac) + if (!IS_ERR(mac)) ether_addr_copy(bgx->lmac[lmac].mac, mac); SET_NETDEV_DEV(&bgx->lmac[lmac].netdev, &bgx->pdev->dev); diff --git a/drivers/net/ethernet/davicom/dm9000.c b/drivers/net/ethernet/davicom/dm9000.c index c2586f44c29d..953ee5616801 100644 --- a/drivers/net/ethernet/davicom/dm9000.c +++ b/drivers/net/ethernet/davicom/dm9000.c @@ -1412,7 +1412,7 @@ static struct dm9000_plat_data *dm9000_parse_dt(struct device *dev) pdata->flags |= DM9000_PLATF_NO_EEPROM; mac_addr = of_get_mac_address(np); - if (mac_addr) + if (!IS_ERR(mac_addr)) memcpy(pdata->dev_addr, mac_addr, sizeof(pdata->dev_addr)); return pdata; diff --git a/drivers/net/ethernet/ethoc.c b/drivers/net/ethernet/ethoc.c index 0f3e7f21c6fa..71da0490521b 100644 --- a/drivers/net/ethernet/ethoc.c +++ b/drivers/net/ethernet/ethoc.c @@ -1153,7 +1153,7 @@ static int ethoc_probe(struct platform_device *pdev) const void *mac; mac = of_get_mac_address(pdev->dev.of_node); - if (mac) + if (!IS_ERR(mac)) ether_addr_copy(netdev->dev_addr, mac); priv->phy_id = -1; } diff --git a/drivers/net/ethernet/ezchip/nps_enet.c b/drivers/net/ethernet/ezchip/nps_enet.c index 659f1ad37e96..b4ce26155087 100644 --- a/drivers/net/ethernet/ezchip/nps_enet.c +++ b/drivers/net/ethernet/ezchip/nps_enet.c @@ -616,7 +616,7 @@ static s32 nps_enet_probe(struct platform_device *pdev) /* set kernel MAC address to dev */ mac_addr = of_get_mac_address(dev->of_node); - if (mac_addr) + if (!IS_ERR(mac_addr)) ether_addr_copy(ndev->dev_addr, mac_addr); else eth_hw_addr_random(ndev); diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index a96ad20ee484..aa7d4e27c5d1 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1655,7 +1655,7 @@ static void fec_get_mac(struct net_device *ndev) struct device_node *np = fep->pdev->dev.of_node; if (np) { const char *mac = of_get_mac_address(np); - if (mac) + if (!IS_ERR(mac)) iap = (unsigned char *) mac; } } diff --git a/drivers/net/ethernet/freescale/fec_mpc52xx.c b/drivers/net/ethernet/freescale/fec_mpc52xx.c index c1968b3ecec8..7b7e526869a7 100644 --- a/drivers/net/ethernet/freescale/fec_mpc52xx.c +++ b/drivers/net/ethernet/freescale/fec_mpc52xx.c @@ -902,7 +902,7 @@ static int mpc52xx_fec_probe(struct platform_device *op) * First try to read MAC address from DT */ mac_addr = of_get_mac_address(np); - if (mac_addr) { + if (!IS_ERR(mac_addr)) { memcpy(ndev->dev_addr, mac_addr, ETH_ALEN); } else { struct mpc52xx_fec __iomem *fec = priv->fec; diff --git a/drivers/net/ethernet/freescale/fman/mac.c b/drivers/net/ethernet/freescale/fman/mac.c index 3c21486c6c84..9cd2c28d17df 100644 --- a/drivers/net/ethernet/freescale/fman/mac.c +++ b/drivers/net/ethernet/freescale/fman/mac.c @@ -724,7 +724,7 @@ static int mac_probe(struct platform_device *_of_dev) /* Get the MAC address */ mac_addr = of_get_mac_address(mac_node); - if (!mac_addr) { + if (IS_ERR(mac_addr)) { dev_err(dev, "of_get_mac_address(%pOF) failed\n", mac_node); err = -EINVAL; goto _return_of_get_parent; diff --git a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c index 7c548ed535da..90ea7a115d0f 100644 --- a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c +++ b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c @@ -1014,7 +1014,7 @@ static int fs_enet_probe(struct platform_device *ofdev) spin_lock_init(&fep->tx_lock); mac_addr = of_get_mac_address(ofdev->dev.of_node); - if (mac_addr) + if (!IS_ERR(mac_addr)) memcpy(ndev->dev_addr, mac_addr, ETH_ALEN); ret = fep->ops->allocate_bd(ndev); diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index 45fcc96be90e..df13c693b038 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -872,7 +872,7 @@ static int gfar_of_init(struct platform_device *ofdev, struct net_device **pdev) mac_addr = of_get_mac_address(np); - if (mac_addr) + if (!IS_ERR(mac_addr)) memcpy(dev->dev_addr, mac_addr, ETH_ALEN); if (model && !strcasecmp(model, "TSEC")) diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c index eb3e65e8868f..216e99af2b5a 100644 --- a/drivers/net/ethernet/freescale/ucc_geth.c +++ b/drivers/net/ethernet/freescale/ucc_geth.c @@ -3910,7 +3910,7 @@ static int ucc_geth_probe(struct platform_device* ofdev) } mac_addr = of_get_mac_address(np); - if (mac_addr) + if (!IS_ERR(mac_addr)) memcpy(dev->dev_addr, mac_addr, ETH_ALEN); ugeth->ug_info = ug_info; diff --git a/drivers/net/ethernet/hisilicon/hisi_femac.c b/drivers/net/ethernet/hisilicon/hisi_femac.c index 2c2808830e95..96c32ae320b0 100644 --- a/drivers/net/ethernet/hisilicon/hisi_femac.c +++ b/drivers/net/ethernet/hisilicon/hisi_femac.c @@ -870,7 +870,7 @@ static int hisi_femac_drv_probe(struct platform_device *pdev) phy_modes(phy->interface)); mac_addr = of_get_mac_address(node); - if (mac_addr) + if (!IS_ERR(mac_addr)) ether_addr_copy(ndev->dev_addr, mac_addr); if (!is_valid_ether_addr(ndev->dev_addr)) { eth_hw_addr_random(ndev); diff --git a/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c b/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c index e5d853b7b454..b1cb58f0aaf6 100644 --- a/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c +++ b/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c @@ -1229,7 +1229,7 @@ static int hix5hd2_dev_probe(struct platform_device *pdev) } mac_addr = of_get_mac_address(node); - if (mac_addr) + if (!IS_ERR(mac_addr)) ether_addr_copy(ndev->dev_addr, mac_addr); if (!is_valid_ether_addr(ndev->dev_addr)) { eth_hw_addr_random(ndev); diff --git a/drivers/net/ethernet/lantiq_xrx200.c b/drivers/net/ethernet/lantiq_xrx200.c index d29104de0d53..cda641ef89af 100644 --- a/drivers/net/ethernet/lantiq_xrx200.c +++ b/drivers/net/ethernet/lantiq_xrx200.c @@ -478,7 +478,7 @@ static int xrx200_probe(struct platform_device *pdev) } mac = of_get_mac_address(np); - if (mac && is_valid_ether_addr(mac)) + if (!IS_ERR(mac)) ether_addr_copy(net_dev->dev_addr, mac); else eth_hw_addr_random(net_dev); diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index 292a668ce88e..07e254fc96ef 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -2749,7 +2749,7 @@ static int mv643xx_eth_shared_of_add_port(struct platform_device *pdev, } mac_addr = of_get_mac_address(pnp); - if (mac_addr) + if (!IS_ERR(mac_addr)) memcpy(ppd.mac_addr, mac_addr, ETH_ALEN); mv643xx_eth_property(pnp, "tx-queue-size", ppd.tx_queue_size); diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index a715277ecf81..8186135883ed 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -4563,7 +4563,7 @@ static int mvneta_probe(struct platform_device *pdev) } dt_mac_addr = of_get_mac_address(dn); - if (dt_mac_addr) { + if (!IS_ERR(dt_mac_addr)) { mac_from = "device tree"; memcpy(dev->dev_addr, dt_mac_addr, ETH_ALEN); } else { diff --git a/drivers/net/ethernet/marvell/pxa168_eth.c b/drivers/net/ethernet/marvell/pxa168_eth.c index 35f2142aac5e..ce037e8530fa 100644 --- a/drivers/net/ethernet/marvell/pxa168_eth.c +++ b/drivers/net/ethernet/marvell/pxa168_eth.c @@ -1461,7 +1461,7 @@ static int pxa168_eth_probe(struct platform_device *pdev) if (pdev->dev.of_node) mac_addr = of_get_mac_address(pdev->dev.of_node); - if (mac_addr && is_valid_ether_addr(mac_addr)) { + if (!IS_ERR_OR_NULL(mac_addr)) { ether_addr_copy(dev->dev_addr, mac_addr); } else { /* try reading the mac address, if set by the bootloader */ diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c index 8b3495ee2b6e..c4050ec594f4 100644 --- a/drivers/net/ethernet/marvell/sky2.c +++ b/drivers/net/ethernet/marvell/sky2.c @@ -4808,7 +4808,7 @@ static struct net_device *sky2_init_netdev(struct sky2_hw *hw, unsigned port, * 2) from internal registers set by bootloader */ iap = of_get_mac_address(hw->pdev->dev.of_node); - if (iap) + if (!IS_ERR(iap)) memcpy(dev->dev_addr, iap, ETH_ALEN); else memcpy_fromio(dev->dev_addr, hw->regs + B2_MAC_1 + port * 8, diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index 53abe925ecb1..f9fbb3ffa3a6 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -2028,7 +2028,7 @@ static int __init mtk_init(struct net_device *dev) const char *mac_addr; mac_addr = of_get_mac_address(mac->of_node); - if (mac_addr) + if (!IS_ERR(mac_addr)) ether_addr_copy(dev->dev_addr, mac_addr); /* If the mac address is invalid, use random mac address */ diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c index 7849119d407a..b44172a901ed 100644 --- a/drivers/net/ethernet/micrel/ks8851.c +++ b/drivers/net/ethernet/micrel/ks8851.c @@ -425,7 +425,7 @@ static void ks8851_init_mac(struct ks8851_net *ks) const u8 *mac_addr; mac_addr = of_get_mac_address(ks->spidev->dev.of_node); - if (mac_addr) { + if (!IS_ERR(mac_addr)) { memcpy(dev->dev_addr, mac_addr, ETH_ALEN); ks8851_write_mac_addr(dev); return; diff --git a/drivers/net/ethernet/micrel/ks8851_mll.c b/drivers/net/ethernet/micrel/ks8851_mll.c index c946841c0a06..dc76b0d15234 100644 --- a/drivers/net/ethernet/micrel/ks8851_mll.c +++ b/drivers/net/ethernet/micrel/ks8851_mll.c @@ -1327,7 +1327,7 @@ static int ks8851_probe(struct platform_device *pdev) /* overwriting the default MAC address */ if (pdev->dev.of_node) { mac = of_get_mac_address(pdev->dev.of_node); - if (mac) + if (!IS_ERR(mac)) memcpy(ks->mac_addr, mac, ETH_ALEN); } else { struct ks8851_mll_platform_data *pdata; diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c index 89d17399fb5a..da138edddd32 100644 --- a/drivers/net/ethernet/nxp/lpc_eth.c +++ b/drivers/net/ethernet/nxp/lpc_eth.c @@ -1368,7 +1368,7 @@ static int lpc_eth_drv_probe(struct platform_device *pdev) if (!is_valid_ether_addr(ndev->dev_addr)) { const char *macaddr = of_get_mac_address(np); - if (macaddr) + if (!IS_ERR(macaddr)) memcpy(ndev->dev_addr, macaddr, ETH_ALEN); } if (!is_valid_ether_addr(ndev->dev_addr)) diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c index 97f92953bdb9..b28360bc2255 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.c +++ b/drivers/net/ethernet/qualcomm/qca_spi.c @@ -966,7 +966,7 @@ qca_spi_probe(struct spi_device *spi) mac = of_get_mac_address(spi->dev.of_node); - if (mac) + if (!IS_ERR(mac)) ether_addr_copy(qca->net_dev->dev_addr, mac); if (!is_valid_ether_addr(qca->net_dev->dev_addr)) { diff --git a/drivers/net/ethernet/qualcomm/qca_uart.c b/drivers/net/ethernet/qualcomm/qca_uart.c index db6068cd7a1f..590616846cd1 100644 --- a/drivers/net/ethernet/qualcomm/qca_uart.c +++ b/drivers/net/ethernet/qualcomm/qca_uart.c @@ -351,7 +351,7 @@ static int qca_uart_probe(struct serdev_device *serdev) mac = of_get_mac_address(serdev->dev.of_node); - if (mac) + if (!IS_ERR(mac)) ether_addr_copy(qca->net_dev->dev_addr, mac); if (!is_valid_ether_addr(qca->net_dev->dev_addr)) { diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index 9618c4881c83..d3ffcf5b445a 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -111,7 +111,7 @@ static void ravb_set_buffer_align(struct sk_buff *skb) */ static void ravb_read_mac_address(struct net_device *ndev, const u8 *mac) { - if (mac) { + if (!IS_ERR(mac)) { ether_addr_copy(ndev->dev_addr, mac); } else { u32 mahr = ravb_read(ndev, MAHR); diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index e33af371b169..4d4be6612583 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -3193,7 +3193,7 @@ static struct sh_eth_plat_data *sh_eth_parse_dt(struct device *dev) pdata->phy_interface = ret; mac_addr = of_get_mac_address(np); - if (mac_addr) + if (!IS_ERR(mac_addr)) memcpy(pdata->mac_addr, mac_addr, ETH_ALEN); pdata->no_ether_link = diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c index fbd00cb0cb7d..d2bc9412ba03 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c @@ -124,7 +124,7 @@ static int sxgbe_platform_probe(struct platform_device *pdev) } /* Get MAC address if available (DT) */ - if (mac) + if (!IS_ERR_OR_NULL(mac)) ether_addr_copy(priv->dev->dev_addr, mac); /* Get the TX/RX IRQ numbers */ diff --git a/drivers/net/ethernet/socionext/sni_ave.c b/drivers/net/ethernet/socionext/sni_ave.c index bb6d5fb73035..51a7b48db4bc 100644 --- a/drivers/net/ethernet/socionext/sni_ave.c +++ b/drivers/net/ethernet/socionext/sni_ave.c @@ -1599,7 +1599,7 @@ static int ave_probe(struct platform_device *pdev) ndev->max_mtu = AVE_MAX_ETHFRAME - (ETH_HLEN + ETH_FCS_LEN); mac_addr = of_get_mac_address(np); - if (mac_addr) + if (!IS_ERR(mac_addr)) ether_addr_copy(ndev->dev_addr, mac_addr); /* if the mac address is invalid, use random mac address */ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 5ab2733e15e2..5678b869cbff 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -4262,7 +4262,7 @@ int stmmac_dvr_probe(struct device *device, priv->wol_irq = res->wol_irq; priv->lpi_irq = res->lpi_irq; - if (res->mac) + if (!IS_ERR_OR_NULL(res->mac)) memcpy(priv->dev->dev_addr, res->mac, ETH_ALEN); dev_set_drvdata(device, priv->dev); diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index e37680654a13..b18eeb05b993 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -2232,7 +2232,7 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, no_phy_slave: mac_addr = of_get_mac_address(slave_node); - if (mac_addr) { + if (!IS_ERR(mac_addr)) { memcpy(slave_data->mac_addr, mac_addr, ETH_ALEN); } else { ret = ti_cm_get_macid(&pdev->dev, i, diff --git a/drivers/net/ethernet/ti/netcp_core.c b/drivers/net/ethernet/ti/netcp_core.c index 01d4ca331f8c..642843945031 100644 --- a/drivers/net/ethernet/ti/netcp_core.c +++ b/drivers/net/ethernet/ti/netcp_core.c @@ -2037,7 +2037,7 @@ static int netcp_create_interface(struct netcp_device *netcp_device, devm_release_mem_region(dev, res.start, size); } else { mac_addr = of_get_mac_address(node_interface); - if (mac_addr) + if (!IS_ERR(mac_addr)) ether_addr_copy(ndev->dev_addr, mac_addr); else eth_random_addr(ndev->dev_addr); diff --git a/drivers/net/ethernet/wiznet/w5100.c b/drivers/net/ethernet/wiznet/w5100.c index d8ba512f166a..b0052933993b 100644 --- a/drivers/net/ethernet/wiznet/w5100.c +++ b/drivers/net/ethernet/wiznet/w5100.c @@ -1164,7 +1164,7 @@ int w5100_probe(struct device *dev, const struct w5100_ops *ops, INIT_WORK(&priv->setrx_work, w5100_setrx_work); INIT_WORK(&priv->restart_work, w5100_restart_work); - if (mac_addr) + if (!IS_ERR_OR_NULL(mac_addr)) memcpy(ndev->dev_addr, mac_addr, ETH_ALEN); else eth_hw_addr_random(ndev); diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c index 985199100b7d..f389a819f058 100644 --- a/drivers/net/ethernet/xilinx/ll_temac_main.c +++ b/drivers/net/ethernet/xilinx/ll_temac_main.c @@ -1252,7 +1252,7 @@ static int temac_probe(struct platform_device *pdev) if (temac_np) { /* Retrieve the MAC address */ addr = of_get_mac_address(temac_np); - if (!addr) { + if (IS_ERR(addr)) { dev_err(&pdev->dev, "could not find MAC address\n"); return -ENODEV; } diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index 4041c75997ba..108fbc7f125a 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -1596,7 +1596,7 @@ static int axienet_probe(struct platform_device *pdev) /* Retrieve the MAC address */ mac_addr = of_get_mac_address(pdev->dev.of_node); - if (!mac_addr) { + if (IS_ERR(mac_addr)) { dev_err(&pdev->dev, "could not find MAC address\n"); goto free_netdev; } diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index fc38692da71e..691170753563 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -1165,7 +1165,7 @@ static int xemaclite_of_probe(struct platform_device *ofdev) lp->rx_ping_pong = get_bool(ofdev, "xlnx,rx-ping-pong"); mac_address = of_get_mac_address(ofdev->dev.of_node); - if (mac_address) { + if (!IS_ERR(mac_address)) { /* Set the MAC address. */ memcpy(ndev->dev_addr, mac_address, ETH_ALEN); } else { |