X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/ad939de5017f3451376d6f559858a30bae675964..2bb7f7e327df13f288b2b98a71bb390c516cc982:/client/comms.c

diff --git a/client/comms.c b/client/comms.c
index eeaff79c..be0cfd10 100644
--- a/client/comms.c
+++ b/client/comms.c
@@ -334,13 +334,21 @@ bool OpenProxmark(void *port, bool wait_for_port, int timeout, bool flash_mode)
 void CloseProxmark(void) {
 	conn.run = false;
 	pthread_join(USB_communication_thread, NULL);
-	uart_close(sp);
+
+	if (sp) {
+		uart_close(sp);
+	}
+
 #ifdef __linux__
 	// Fix for linux, it seems that it is extremely slow to release the serial port file descriptor /dev/*
 	if (serial_port_name) {
 		unlink(serial_port_name);
 	}
 #endif
+
+	// Clean up our state
+	sp = NULL;
+	serial_port_name = NULL;
 }