[PATCH 11/16] perf probe: Begin and end libdwfl report session correctly

From: Arnaldo Carvalho de Melo
Date: Wed Sep 30 2015 - 17:57:52 EST

From: Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx>

Fix a trival bug about libdwfl usage of the report session, it should
explicitly begin and end a report session around dwfl_report_offline().

Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/20150930164128.3733.59876.stgit@xxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
tools/perf/util/probe-finder.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
index 29c43c0680a8..35f905f4f34c 100644
--- a/tools/perf/util/probe-finder.c
+++ b/tools/perf/util/probe-finder.c
@@ -70,6 +70,7 @@ static int debuginfo__init_offline_dwarf(struct debuginfo *dbg,
if (!dbg->dwfl)
goto error;

+ dwfl_report_begin(dbg->dwfl);
dbg->mod = dwfl_report_offline(dbg->dwfl, "", "", fd);
if (!dbg->mod)
goto error;
@@ -78,6 +79,8 @@ static int debuginfo__init_offline_dwarf(struct debuginfo *dbg,
if (!dbg->dbg)
goto error;

+ dwfl_report_end(dbg->dwfl, NULL, NULL);
return 0;
if (dbg->dwfl)

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