For NUL terminated string we always need to set '\0' at the end.
Signed-off-by: NChen Gang <gang.chen@asianux.com>
Cc: rostedt@goodmis.org
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Link: http://lkml.kernel.org/r/51624254.30301@asianux.comSigned-off-by: NIngo Molnar <mingo@kernel.org>