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path: root/drivers/net/designware.c
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Diffstat (limited to 'drivers/net/designware.c')
-rw-r--r--drivers/net/designware.c4
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;