tcp: Make use of before macro in tcp_input.c
tcp: Make use of before macro in tcp_input.c

Make use of tcp before macro.

Signed-off-by: Arnd Hannemann <0c14a86fecea47a5888d8613c53dda9badc8d2ac@nets.rwth-aachen.de>
Signed-off-by: David S. Miller <fe08d3c717adf2ae63592e4c9aec6e3e404d8e3e@davemloft.net>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas