net: cdc_ncm: drop "extern" from header declarations
net: cdc_ncm: drop "extern" from header declarations

Cc: Alexey Orishko <3075d960c045b47f73d557df3e890eed87618c72@gmail.com>
Signed-off-by: Bjørn Mork <8a2957e0063f2abf61bd145b6236a74a3708ac54@mork.no>
Signed-off-by: David S. Miller <fe08d3c717adf2ae63592e4c9aec6e3e404d8e3e@davemloft.net>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs