From 725183b5bac23a909b2ebe6f8267f77a7dd1357b Mon Sep 17 00:00:00 2001
From: hpa <hpa>
Date: Wed, 23 Oct 2002 20:47:23 +0000
Subject: [PATCH] Check that the received address is really AF_INET.

---
 tftpd/tftpd.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tftpd/tftpd.c b/tftpd/tftpd.c
index 5915eaf..052a450 100644
--- a/tftpd/tftpd.c
+++ b/tftpd/tftpd.c
@@ -543,6 +543,11 @@ main(int argc, char **argv)
       }
     }
 
+    if ( from.sin_family != AF_INET ) {
+      syslog(LOG_ERR, "received address was not AF_INET, please check your inetd config");
+      exit(EX_PROTOCOL);
+    }
+
     if ( standalone && myaddr.sin_addr.s_addr == INADDR_ANY ) {
       /* myrecvfrom() didn't capture the source address; but we might
 	 have bound to a specific address, if so we should use it */