From 1bb64b7e0ca46442b3f3a65e4b99893674b3c287 Mon Sep 17 00:00:00 2001
From: Guy Harris <gharris@sonic.net>
Date: Sun, 23 May 2021 17:04:59 -0700
Subject: [PATCH] tacacs: free a buffer if it's not used.

Plugs a leak.
---
 epan/dissectors/packet-tacacs.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/epan/dissectors/packet-tacacs.c b/epan/dissectors/packet-tacacs.c
index 223678d3d5..fdd6e98c13 100644
--- a/epan/dissectors/packet-tacacs.c
+++ b/epan/dissectors/packet-tacacs.c
@@ -797,8 +797,10 @@ mkipv4_address( address **addr, const char *str_addr )
 	ret = str_to_ip(str_addr, addr_data);
 	if (ret)
 		set_address(*addr, AT_IPv4, 4, addr_data);
-	else
+	else {
+		g_free(addr_data);	/* not set, not used */
 		set_address(*addr, AT_STRINGZ, (int)strlen(ADDR_INVLD)+1, ADDR_INVLD);
+	}
 }
 static void
 parse_tuple( char *key_from_option )