We could just initialize it, but to be consistent with the rest of the file
it seemed to make more sense to just drop.
Reviewed-by: NBen Laurie <ben@openssl.org>
Reviewed-by: NMatt Caswell <matt@openssl.org>

This reverts commit 704563f0.

Reverting in favour of the next commit which removes the underlying cause
of the warning.
Reviewed-by: NBen Laurie <ben@openssl.org>

Reviewed-by: NRich Salz <rsalz@openssl.org>

Some of the PACKET functions were returning incorrect data. An unfortunate
choice of test data in the unit test was masking the failure.
Reviewed-by: NTim Hudson <tjh@openssl.org>

Add some unit tests for the new PACKET API
Reviewed-by: NTim Hudson <tjh@openssl.org>