[MIPS] Fix modpost warning in raw binary builds.

  MODPOST vmlinux.o
WARNING: vmlinux.o(.text+0x478): Section mismatch: reference to .init.text:start_kernel (between '_stext' and 'run_init_process')

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
1 file changed