--- a/ping.c	2018-06-29 20:00:46.000000000 +0200

+++ b/ping.c	2019-07-10 09:50:06.653039073 +0200

@@ -589,8 +589,10 @@ int ping4_run(int argc, char **argv, str

 				strncpy(hnamebuf, ai->ai_canonname, sizeof hnamebuf - 1);

 			hostname = hnamebuf;

-			if (result)

+			if (result) {

 				freeaddrinfo(result);

+				ai = NULL;

+			}

 		}

 		if (argc > 1)

 			route[nroute++] = whereto.sin_addr.s_addr;