perf hists: Return correct number of characters printed in callchain
Include the omitted number of characters printed for the first entry.
Not that it really matters because nobody seem to care about the number
of printed characters for now. But just in case.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1342631456-7233-2-git-send-email-fweisbec@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 514e2a4..90dc35a 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -708,7 +708,7 @@
bool printed = false;
struct rb_node *node;
int i = 0;
- int ret;
+ int ret = 0;
/*
* If have one single callchain root, don't bother printing
@@ -747,8 +747,9 @@
root = &cnode->rb_root;
}
- return __callchain__fprintf_graph(fp, root, total_samples,
+ ret += __callchain__fprintf_graph(fp, root, total_samples,
1, 1, left_margin);
+ return ret;
}
static size_t __callchain__fprintf_flat(FILE *fp,