When CONFIG_TRACING is not enabled, the stub prototype for trace_dump_stack()
is incorrect. It has (void) when it should be (int).

Link: http://lkml.kernel.org/r/CAPhKKr_H=ukFnBL4WgDOVT5ay2xeF-Ho+CA0DWZX0E2JW-=vSQ@mail.gmail.comSigned-off-by: NDhaval Giani <dhaval.giani@gmail.com>
Signed-off-by: NSteven Rostedt <rostedt@goodmis.org>