1 files changed, 2 insertions, 0 deletions
diff --git a/strings.c b/strings.c
index da8a0ca5..0a30ecfe 100644
--- a/strings.c
+++ b/strings.c
@@ -133,6 +133,8 @@ mdoc_atotime(const char *p)
 {
 	struct tm	 tm;
 
+	(void)memset(&tm, 0, sizeof(struct tm));
+
 	if (strptime(p, "%b %d %Y", &tm))
 		return(mktime(&tm));
 	if (strptime(p, "%b %d, %Y", &tm))