diff options
Diffstat (limited to 'openpicc/application')
| -rw-r--r-- | openpicc/application/ssc.c | 1 |
1 files changed, 1 insertions, 0 deletions
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) { |