From d63674aa5b461d4452f6ddac774d9d4a39927036 Mon Sep 17 00:00:00 2001
From: Bernhard M. Wiedemann <bwiedemann@suse.de>
Date: Jun 05 2026 13:14:40 +0000
Subject: Avoid int overflow


See https://en.wikipedia.org/wiki/Year_2038_problem

This patch was done while reviewing potential year-2038 issues in openSUSE.

Signed-off-by: Bernhard M. Wiedemann <bwiedemann@suse.de>

---

diff --git a/src/prefs.c b/src/prefs.c
index 52ffc90..934fdae 100644
--- a/src/prefs.c
+++ b/src/prefs.c
@@ -159,7 +159,11 @@ cm_prefs_preferred_digest(void)
 static int
 cm_prefs_compare_ttl_values(const void *a, const void *b)
 {
-	return *(time_t *)a - *(time_t *) b;
+	time_t ta = *(const time_t *)a;
+	time_t tb = *(const time_t *)b;
+	if (ta < tb) return -1;
+	if (ta > tb) return 1;
+	return 0;
 }
 
 static int
diff --git a/src/submit-u.c b/src/submit-u.c
index dca23a7..729f708 100644
--- a/src/submit-u.c
+++ b/src/submit-u.c
@@ -324,8 +324,8 @@ int
 cm_submit_u_delta_from_string(const char *deltas, time_t now, time_t *delta)
 {
 	struct tm now_tm, *pnow;
-	time_t start;
-	int multiple, i, val, done, digits;
+	time_t start, val;
+	int multiple, i, done, digits;
 	unsigned char c;
 	val = 0;
 	digits = 0;