tree 1a4630d319ac2f0dc26a14f85d21ba24dab1c0a7
parent c58c76ef0a5a959bf7b2a3df010daa84bfb26ec0
author Bjarne von Horn <B.von_horn@wzl.rwth-aachen.de> 1659194021 +0200
committer Carles Cufí <carles.cufi@nordicsemi.no> 1670261498 +0100

drivers: ethernet: stm32: check tx packet size before locking mutex

The transmit mutex is not needed while checking the packet size,
so we acquire the lock after checking the size and
return early if it is too big.

Signed-off-by: Bjarne von Horn <B.von_horn@wzl.rwth-aachen.de>