staging: lustre use kernel socket sockopt apis

Change old way of ops->setsockopt or ops->getsockopt in kernel
to kernel_setsockopt or kernel_getsockopt.

Signed-off-by: Fredrick John Berchmans <fredrickprashanth@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc drivers/staging/lustre/lnet/klnds/socklnd/socklnd_lib-linux.c
Simple merge

diff --cc drivers/staging/lustre/lustre/libcfs/linux/linux-tcpip.c
Simple merge