From ebd74a258770e24868b1df01606ebcb14a636a03 Mon Sep 17 00:00:00 2001
From: Nick Foster <nick@ettus.com>
Date: Wed, 1 Jun 2011 20:14:45 -0700
Subject: [PATCH] fix bug in framer that causes the occasional segfault

---
 src/lib/air_modes_framer.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/lib/air_modes_framer.cc b/src/lib/air_modes_framer.cc
index 56095a1..bbf87a9 100644
--- a/src/lib/air_modes_framer.cc
+++ b/src/lib/air_modes_framer.cc
@@ -64,6 +64,7 @@ int air_modes_framer::work(int noutput_items,
 	float *outraw = (float *) output_items[0];
 	//unsigned char *outattrib = (unsigned char *) output_items[0];
 	int size = noutput_items - d_check_width*2;
+	if(size < 0) return 0;
 	float reference_level;
 	framer_packet_type packet_attrib;
 	std::vector<pmt::pmt_t> tags;