From: Jan Engelhardt <jengelh@inai.de>
Date: Thu, 30 Jun 2022 16:47:25 +0000 (+0200)
Subject: testsuite: repair read of uninitialized memory
X-Git-Tag: v31~33
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=16c086f48c2270ad6412ad7226df53079f825270;p=thirdparty%2Fkmod.git

testsuite: repair read of uninitialized memory

Function ``test_backoff_time`` does not initialize ``delta``, and
``get_backoff_delta_msec`` then performs a read from uninitialized
memory with the ``!*delta`` expression.

Signed-off-by: Jan Engelhardt <jengelh@inai.de>
Signed-off-by: Lucas De Marchi <lucas.de.marchi@gmail.com>
---

diff --git a/testsuite/test-util.c b/testsuite/test-util.c
index fb8c9ef2..5766584e 100644
--- a/testsuite/test-util.c
+++ b/testsuite/test-util.c
@@ -231,7 +231,7 @@ DEFINE_TEST(test_addu64_overflow,
 
 static int test_backoff_time(const struct test *t)
 {
-	unsigned long long delta;
+	unsigned long long delta = 0;
 
 	/* Check exponential increments */
 	get_backoff_delta_msec(now_msec(), now_msec() + 10, &delta);