[PATCH] perf tools: Call closedir to release the resource before we return

[Hewenliang]

We should close the directory on pattern failure before the return
of rm_rf_depth_pat.

Fixes: cdb6b0235f170 ("perf tools: Add pattern name checking to rm_rf")
Signed-off-by: Hewenliang <hewenliang4@xxxxxxxxxx>
---
 tools/perf/util/util.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index 5eda6e19c947..1aadca8c43f3 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -154,8 +154,10 @@ static int rm_rf_depth_pat(const char *path, int depth, const char **pat)
 		if (!strcmp(d->d_name, ".") || !strcmp(d->d_name, ".."))
 			continue;
 
-		if (!match_pat(d->d_name, pat))
+		if (!match_pat(d->d_name, pat)) {
+			closedir(dir);
 			return -2;
+		}
 
 		scnprintf(namebuf, sizeof(namebuf), "%s/%s",
 			  path, d->d_name);
-- 
2.19.1