tree b066d350c037448be3e4b33866caea190f4f00be
parent 7f42b9505aee3fa9cb465a670989e3d426a1f3f2
author Namhyung Kim <namhyung.kim@lge.com> 1363850328 +0900
committer Arnaldo Carvalho de Melo <acme@redhat.com> 1363883452 -0300

perf tools: Handle failure case in trace_report()

If pevent allocation in read_trace_init() fails, trace_report() will
return -1 and *ppevent is set to NULL.  Its callers should check this
case and handle it properly.

This is also a preparation for the removal of *die() calls.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/1363850332-25297-6-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>