From: Michael Jeanson <mjeanson@efficios.com>
Date: Wed, 18 May 2016 16:17:27 +0000 (-0400)
Subject: Fix: Double free in utils_partial_realpath error path
X-Git-Tag: v2.7.3~31
X-Git-Url: http://git.lttng.org/?a=commitdiff_plain;h=e56ddcada4ca5deabaf45224e0911da9dd25f1f0;hp=f9a1459c7453859706ccf9d78c5bd9414275fb85;p=lttng-tools.git

Fix: Double free in utils_partial_realpath error path

Fixes coverity #1355521

Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---

diff --git a/src/common/utils.c b/src/common/utils.c
index bbe13ed7d..217d8c65d 100644
--- a/src/common/utils.c
+++ b/src/common/utils.c
@@ -177,7 +177,9 @@ error:
 	free(resolved_path);
 	free(cut_path);
 	free(try_path);
-	free(try_path_prev);
+	if (try_path_prev != try_path) {
+		free(try_path_prev);
+	}
 	return NULL;
 }