stmhal: Use rt_check_nargs to check number of arguments.

1 files changed, 1 insertions, 3 deletions

diff --git a/stmhal/dac.c b/stmhal/dac.c
index caf8beeec..8bbab35be 100644
--- a/stmhal/dac.c
+++ b/stmhal/dac.c
@@ -65,9 +65,7 @@ STATIC pyb_dac_obj_t pyb_dac_channel_2 = {{&pyb_dac_type}, DAC_CHANNEL_2, DMA1_S
 
 STATIC mp_obj_t pyb_dac_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const mp_obj_t *args) {
     // check arguments
-    if (!(n_args == 1 && n_kw == 0)) {
-        nlr_jump(mp_obj_new_exception_msg(&mp_type_ValueError, "Dac accepts 1 argument"));
-    }
+    rt_check_nargs(n_args, 1, 1, n_kw, false);
 
     machine_int_t dac_id = mp_obj_get_int(args[0]);
     uint32_t pin;