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path: root/drivers/net/ks8851_mll.c
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Diffstat (limited to 'drivers/net/ks8851_mll.c')
-rw-r--r--drivers/net/ks8851_mll.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ks8851_mll.c b/drivers/net/ks8851_mll.c
index 83d1b02803..a8974cfcb9 100644
--- a/drivers/net/ks8851_mll.c
+++ b/drivers/net/ks8851_mll.c
@@ -29,6 +29,7 @@
#include <clock.h>
#include <io.h>
#include <linux/phy.h>
+#include <linux/err.h>
#define MAX_RECV_FRAMES 32
#define MAX_BUF_SIZE 2048
@@ -823,7 +824,12 @@ static int ks8851_probe(struct device_d *dev)
}
ks->hw_addr = dev_request_mem_region(dev, 0);
+ if (IS_ERR(ks->hw_addr))
+ return PTR_ERR(ks->hw_addr);
+
ks->hw_addr_cmd = dev_request_mem_region(dev, 1);
+ if (IS_ERR(ks->hw_addr_cmd))
+ return PTR_ERR(ks->hw_addr_cmd);
ks->bus_width = dev->resource[0].flags & IORESOURCE_MEM_TYPE_MASK;
edev->init = ks8851_init_dev;