From eff11483481ffcd5bb6f81d0294d5679e342751d Mon Sep 17 00:00:00 2001
From: Daniel Beer <daniel@tortek.co.nz>
Date: Thu, 8 Apr 2010 14:51:56 +1200
Subject: [PATCH] Detect NAK replies.

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

diff --git a/fet.c b/fet.c
index a8dc6ee..894b87e 100644
--- a/fet.c
+++ b/fet.c
@@ -305,6 +305,11 @@ static int parse_packet(int plen)
 		return -1;
 	}
 
+	if (type == PTYPE_NAK) {
+		fprintf(stderr, "fet: FET returned NAK\n");
+		return -1;
+	}
+
 	/* Parse packet parameters */
 	if (type == PTYPE_PARAM || type == PTYPE_MIXED) {
 		int j;