From: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Date: Wed, 11 Sep 2019 17:16:48 +0000 (-0400)
Subject: sessiond: fix: print_escaped_ctf_string mishandles empty string
X-Git-Tag: v2.11.0-rc4~53
X-Git-Url: http://git.liburcu.org/?p=lttng-tools.git;a=commitdiff_plain;h=0272046cf2fb096d3c75aa1fa1e32b9aeb1169ce

sessiond: fix: print_escaped_ctf_string mishandles empty string

The return value of print_escaped_ctf_string() is uninitialized in the
case of an empty string ("").

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

diff --git a/src/bin/lttng-sessiond/ust-metadata.c b/src/bin/lttng-sessiond/ust-metadata.c
index 7c6cbc63d..0eccac654 100644
--- a/src/bin/lttng-sessiond/ust-metadata.c
+++ b/src/bin/lttng-sessiond/ust-metadata.c
@@ -220,7 +220,7 @@ void sanitize_ctf_identifier(char *out, const char *in)
 static
 int print_escaped_ctf_string(struct ust_registry_session *session, const char *string)
 {
-	int ret;
+	int ret = 0;
 	size_t i;
 	char cur;