Just return an error upon failure.

Signed-off-by: Oliver Neukum <oneu...@suse.com>
---
 drivers/net/usb/kaweth.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c
index 37bf715..528b9c9 100644
--- a/drivers/net/usb/kaweth.c
+++ b/drivers/net/usb/kaweth.c
@@ -1009,6 +1009,7 @@ static int kaweth_probe(
        struct net_device *netdev;
        const eth_addr_t bcast_addr = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
        int result = 0;
+       int rv = -EIO;
 
        dev_dbg(dev,
                "Kawasaki Device Probe (Device number:%d): 
0x%4.4x:0x%4.4x:0x%4.4x\n",
@@ -1049,6 +1050,10 @@ static int kaweth_probe(
                /* Download the firmware */
                dev_info(dev, "Downloading firmware...\n");
                kaweth->firmware_buf = (__u8 *)__get_free_page(GFP_KERNEL);
+               if (!kaweth->firmware_buf) {
+                       rv = -ENOMEM;
+                       goto err_free_netdev;
+               }
                if ((result = kaweth_download_firmware(kaweth,
                                                      "kaweth/new_code.bin",
                                                      100,
@@ -1203,7 +1208,7 @@ err_only_tx:
 err_free_netdev:
        free_netdev(netdev);
 
-       return -EIO;
+       return rv;
 }
 
 /****************************************************************
-- 
2.1.4

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