diff --git a/firmware/asdf/src/asdf.c b/firmware/asdf/src/asdf.c
index 89a9873..e1158c4 100644
--- a/firmware/asdf/src/asdf.c
+++ b/firmware/asdf/src/asdf.c
@@ -91,7 +91,7 @@ void asdf_put_code(asdf_keycode_t code)
 //
 // SIDE EFFECTS: modifies buffer state.
 //
-// NOTES: If buffer is full, silently drop the code.
+// NOTES: If the buffer is empty, the code ASDF_INVALID_CODE is returned.
 //
 // SCOPE: public
 //
@@ -512,7 +512,6 @@ void asdf_keyscan(void)
   asdf_cols_t (*row_reader)(uint8_t) = (asdf_cols_t(*)(uint8_t)) asdf_hook_get(ASDF_HOOK_SCANNER);
 
   asdf_hook_execute(ASDF_HOOK_EACH_SCAN);
-
   for (uint8_t row = 0; row < asdf_keymaps_num_rows(); row++) {
     asdf_cols_t row_key_state = (*row_reader)(row);