net: hisilicon: remove unexpected free_netdev
The net device ndev is freed via free_netdev when failing to register the device. The control flow then jumps to the error handling code block. ndev is used and freed again. Resulting in a use-after-free bug. Signed-off-by: NPan Bian <bianpan2016@163.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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