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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2014-07-31 09:02:47 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2014-09-16 08:32:10 +0200 |
| commit | 29b7f95f3bd244a4b4d036e1b3a94a7bfbe3581c (patch) | |
| tree | 282c0036b7127af4ecb76e6fb214de8a2077bcfb /drivers/net/gianfar.c | |
| parent | 9d518ba397712add7fa06ff3ab056a26a3c46de6 (diff) | |
| download | barebox-29b7f95f3bd244a4b4d036e1b3a94a7bfbe3581c.tar.gz barebox-29b7f95f3bd244a4b4d036e1b3a94a7bfbe3581c.tar.xz | |
resource: Let dev_get_mem_region return an error pointer
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Diffstat (limited to 'drivers/net/gianfar.c')
| -rw-r--r-- | drivers/net/gianfar.c | 11 |
1 files changed, 7 insertions, 4 deletions
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 <errno.h> #include <asm/io.h> #include <linux/phy.h> +#include <linux/err.h> #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; |