Cannot cast a u64 to a pointer on 32-bit without an intervening (long)
cast otherwise GCC warns.
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
Acked-by: NSong Liu <songliubraving@fb.com>
Signed-off-by: NAlexei Starovoitov <ast@kernel.org>