staging: rtl8188eu: use existing define for ethernet header len

Replace the driver's internal define with ETH_HLEN.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20210605165858.3175-7-martin@kaiser.cx
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Martin Kaiser 2021-06-05 18:58:56 +02:00 • committed by Greg Kroah-Hartman
commit 0e37b86d1f