linux-phytec-ti

r8169: remove ancient GCC bug workaround in a second place

Remove ancient GCC bug workaround in a second place and factor out
rtl_8169_get_txd_opts1.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>