staging:wlan-ng: use memdup_user instead of kmalloc/copy_from_user
memdup_user() is shorter and safer equivalent of kmalloc/copy_from_user pair. Signed-off-by: Ivan Safonov <insafonov@gmail.com> Link: https://lore.kernel.org/r/20210213120527.451531-1-insafonov@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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