perf evsel: Fix missing increment in sample parsing
authorAdrian Hunter <adrian.hunter@intel.com>
Thu, 4 Jul 2013 13:20:34 +0000 (16:20 +0300)
committerArnaldo Carvalho de Melo <acme@redhat.com>
Mon, 8 Jul 2013 20:47:13 +0000 (17:47 -0300)
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>
tools/perf/util/evsel.c

index df99ebe852ae1b54e69db2875b188870eaf13e86..c9c7494506a1e7bfddde46ca242f0d583f2500e3 100644 (file)
@@ -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++;
                }
        }