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[PATCH -tip 1/7] [BUGFIX] perf probe: Fix to close dwarf when failing to analyze it


Fix to close libdw routine when failing to analyze it in
find_perf_probe_point().

Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
---

 tools/perf/util/probe-finder.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
index db52ec2..5f6cecc 100644
--- a/tools/perf/util/probe-finder.c
+++ b/tools/perf/util/probe-finder.c
@@ -812,8 +812,10 @@ int find_perf_probe_point(int fd, unsigned long addr,
 		return -ENOENT;
 
 	/* Find cu die */
-	if (!dwarf_addrdie(dbg, (Dwarf_Addr)addr, &cudie))
-		return -EINVAL;
+	if (!dwarf_addrdie(dbg, (Dwarf_Addr)addr, &cudie)) {
+		ret = -EINVAL;
+		goto end;
+	}
 
 	/* Find a corresponding line */
 	line = dwarf_getsrc_die(&cudie, (Dwarf_Addr)addr);


-- 
Masami Hiramatsu
e-mail: mhiramat@redhat.com


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