when calling libusb_exit() clear usb_ctx and libusb_inited

diff --git a/ykcore/ykcore_libusb-1.0.c b/ykcore/ykcore_libusb-1.0.c
index f5032ed9af60650810040cb43c79e84398f6d865..115606585c6c127e7410861556ebfa1dcdb0132c 100644 (file)
--- a/ykcore/ykcore_libusb-1.0.c
+++ b/ykcore/ykcore_libusb-1.0.c
@@ -149,6 +149,8 @@ extern int _ykusb_stop(void)
 {
        if (libusb_inited == 1) {
                libusb_exit(usb_ctx);
+               usb_ctx = NULL;
+               libusb_inited = 0;
                return 1;
        }
        yk_errno = YK_EUSBERR;