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author | Sascha Hauer <s.hauer@pengutronix.de> | 2014-07-31 10:38:08 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2014-09-16 08:32:10 +0200 |
commit | ed6e965824303255cacc1c1a195d3684caa26bce (patch) | |
tree | 26e2b1b78498675ceae4dd2e990836c26ec1d5ec /drivers/net/designware.c | |
parent | 5bdc82c54a3306f2ae151a00f2df54f9240395b8 (diff) | |
download | barebox-ed6e965824303255cacc1c1a195d3684caa26bce.tar.gz barebox-ed6e965824303255cacc1c1a195d3684caa26bce.tar.xz |
resource: Let dev_request_mem_region return an error pointer
For all users fix or add the error check.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/net/designware.c')
-rw-r--r-- | drivers/net/designware.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/designware.c b/drivers/net/designware.c index e87bdff5fb..49ed0b1922 100644 --- a/drivers/net/designware.c +++ b/drivers/net/designware.c @@ -29,6 +29,7 @@ #include <asm/mmu.h> #include <net/designware.h> #include <linux/phy.h> +#include <linux/err.h> #include "designware.h" struct dw_eth_dev { @@ -440,6 +441,9 @@ static int dwc_ether_probe(struct device_d *dev) } base = dev_request_mem_region(dev, 0); + if (IS_ERR(base)) + return PTR_ERR(base); + priv->mac_regs_p = base; dwc_version(dev, readl(&priv->mac_regs_p->version)); priv->dma_regs_p = base + DW_DMA_BASE_OFFSET; |