From 5a2b51cb86894116e7452c330a2afb4ceaf14adc Mon Sep 17 00:00:00 2001
From: Thomas Jarosch <opensource@intra2net.com>
Date: Wed, 5 Mar 2008 08:34:37 +0000
Subject: [PATCH] libftdi: (tomj) fix return code of purge functions

---
 src/ftdi.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/ftdi.c b/src/ftdi.c
index b17e898..ca52acd 100644
--- a/src/ftdi.c
+++ b/src/ftdi.c
@@ -557,11 +557,11 @@ int ftdi_usb_purge_buffers(struct ftdi_context *ftdi)
     int result;
 
     result = ftdi_usb_purge_rx_buffer(ftdi);
-    if (!result)
+    if (result < 0)
         return -1;
 
     result = ftdi_usb_purge_tx_buffer(ftdi);
-    if (!result)
+    if (result < 0)
         return -2;
 
     return 0;
-- 
1.7.1