From 9036950deaac54661cdaed54a1589b31ba6069e4 Mon Sep 17 00:00:00 2001
From: Neels Hofmeyr <nhofmeyr@sysmocom.de>
Date: Mon, 19 Oct 2015 13:26:39 +0200
Subject: sgsnemu: improve an error message

---
 sgsnemu/sgsnemu.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sgsnemu/sgsnemu.c b/sgsnemu/sgsnemu.c
index 725c3f0..394fea2 100644
--- a/sgsnemu/sgsnemu.c
+++ b/sgsnemu/sgsnemu.c
@@ -1267,7 +1267,8 @@ int cb_tun_ind(struct tun_t *tun, void *pack, unsigned len)
 	src.s_addr = iph->src;
 
 	if (ipget(&ipm, &src)) {
-		printf("Received packet without a valid source address!!!\n");
+		printf("Dropping packet from invalid source address: %s\n",
+		       inet_ntoa(src));
 		return 0;
 	}
 
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