hw/net: vmxnet3: Remove the logic of padding short frames in the receive path

Now that we have implemented unified short frames padding in the
QEMU networking codes, remove the same logic in the NIC codes.

This actually reverts commit 40a87c6c9b11ef9c14e0301f76abf0eb2582f08e.

Signed-off-by: Bin Meng <bmeng@tinylab.org>
Signed-off-by: Jason Wang <jasowang@redhat.com>
1 file changed