From 29b7f95f3bd244a4b4d036e1b3a94a7bfbe3581c Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Thu, 31 Jul 2014 09:02:47 +0200 Subject: resource: Let dev_get_mem_region return an error pointer Signed-off-by: Sascha Hauer Acked-by: Sebastian Hesselbarth --- drivers/net/gianfar.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) (limited to 'drivers/net/gianfar.c') diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index a308035ff2..5e47c64e0f 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -21,6 +21,7 @@ #include #include #include +#include #include "gianfar.h" /* 2 seems to be the minimum number of TX descriptors to make it work. */ @@ -489,6 +490,8 @@ static int gfar_probe(struct device_d *dev) priv->mdiobus_tbi = gfar_info->mdiobus_tbi; priv->regs = dev_get_mem_region(dev, 0); + if (IS_ERR(priv->regs)) + return PTR_ERR(priv->regs); priv->phyaddr = gfar_info->phyaddr; priv->tbicr = gfar_info->tbicr; priv->tbiana = gfar_info->tbiana; @@ -553,8 +556,8 @@ static int gfar_phy_probe(struct device_d *dev) phy = xzalloc(sizeof(*phy)); phy->dev = dev; phy->regs = dev_get_mem_region(dev, 0); - if (!phy->regs) - return -ENOMEM; + if (IS_ERR(phy->regs)) + return PTR_ERR(phy->regs); phy->miibus.read = gfar_miiphy_read; phy->miibus.write = gfar_miiphy_write; @@ -584,8 +587,8 @@ static int gfar_tbiphy_probe(struct device_d *dev) phy = xzalloc(sizeof(*phy)); phy->dev = dev; phy->regs = dev_get_mem_region(dev, 0); - if (!phy->regs) - return -ENOMEM; + if (IS_ERR(phy->regs)) + return PTR_ERR(phy->regs); phy->miibus.read = gfar_miiphy_read; phy->miibus.write = gfar_miiphy_write; -- cgit v1.2.3