From: Alan T. DeKok <aland@freeradius.org>
Date: Fri, 24 May 2024 12:53:27 +0000 (-0400)
Subject: catch divide by zero at run time
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e5e78fabe76707f8e0ce8964589ccade1fa02c0c;p=thirdparty%2Ffreeradius-server.git

catch divide by zero at run time
---

diff --git a/src/lib/util/time.h b/src/lib/util/time.h
index 80d48c172e2..20919d496a8 100644
--- a/src/lib/util/time.h
+++ b/src/lib/util/time.h
@@ -266,6 +266,8 @@ static inline fr_time_delta_t fr_time_delta_sub(fr_time_delta_t a, fr_time_delta
 }
 static inline fr_time_delta_t fr_time_delta_div(fr_time_delta_t a, fr_time_delta_t b)
 {
+	if (fr_time_delta_unwrap(b) == 0) return fr_time_delta_wrap(0);
+
 	return fr_time_delta_wrap(fr_time_delta_unwrap(a) / fr_time_delta_unwrap(b));
 }
 static inline fr_time_delta_t fr_time_delta_mul(fr_time_delta_t a, fr_time_delta_t b)