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usbnet: smsc95xx: silence an uninitialized variable warning
If the call to fn() fails then "buf" is uninitialized. Just return the error code in that case. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -92,9 +92,11 @@ static int __must_check __smsc95xx_read_reg(struct usbnet *dev, u32 index,
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ret = fn(dev, USB_VENDOR_REQUEST_READ_REGISTER, USB_DIR_IN
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| USB_TYPE_VENDOR | USB_RECIP_DEVICE,
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0, index, &buf, 4);
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if (unlikely(ret < 0))
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if (unlikely(ret < 0)) {
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netdev_warn(dev->net, "Failed to read reg index 0x%08x: %d\n",
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index, ret);
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return ret;
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}
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le32_to_cpus(&buf);
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*data = buf;
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