From: Adrian Hunter <adrian.hunter@intel.com>
Date: Thu, 4 Jul 2013 13:20:34 +0000 (+0300)
Subject: perf evsel: Fix missing increment in sample parsing
X-Git-Tag: v3.11-rc1~10^2~4^2~6
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=54bd269205c188967d565f1f5552b13d08ca1be0;p=~emulex%2Finfiniband.git

perf evsel: Fix missing increment in sample parsing

The final sample format bit used to be PERF_SAMPLE_STACK_USER which
neglected to do a final increment of the array pointer.  The result is
that the following parsing might start at the wrong place.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1372944040-32690-16-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index df99ebe852a..c9c7494506a 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1170,7 +1170,7 @@ int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,
 		} else {
 			data->user_stack.data = (char *)array;
 			array += size / sizeof(*array);
-			data->user_stack.size = *array;
+			data->user_stack.size = *array++;
 		}
 	}