From 9615190a75ab0304d37701e97947ffe36be2d345 Mon Sep 17 00:00:00 2001
From: henryk <henryk@6dc7ffe9-61d6-0310-9af1-9938baff3ed1>
Date: Thu, 13 Mar 2008 04:17:46 +0000
Subject: Add forgotten sanity check

git-svn-id: https://svn.openpcd.org:2342/trunk@451 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
---
 openpicc/application/ssc.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'openpicc')

diff --git a/openpicc/application/ssc.c b/openpicc/application/ssc.c
index 6c53ebd..e25d982 100644
--- a/openpicc/application/ssc.c
+++ b/openpicc/application/ssc.c
@@ -637,6 +637,7 @@ ssc_handle_t* ssc_open(u_int8_t init_rx, u_int8_t init_tx, enum ssc_mode mode, s
 int ssc_recv(ssc_handle_t* sh, ssc_dma_rx_buffer_t* *buffer,unsigned int timeout)
 {
 	if(sh == NULL) return -EINVAL;
+	if(!sh->rx_enabled) return -EINVAL;
 	
 	taskENTER_CRITICAL();
 	if(sh->rx_running) {
-- 
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