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Chen Zhou authored
snprintf returns the number of bytes that would be written, which may be greater than the the actual length to be written. Here use extra code to handle this. scnprintf returns the number of bytes that was actually written, just use scnprintf to simplify the code. Signed-off-by:
Chen Zhou <chenzhou10@huawei.com> Signed-off-by:
David S. Miller <davem@davemloft.net>
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