altos: Clean up -Wextra warnings

[fw/altos] / src / stm / ao_adc_stm.c

diff --git a/src/stm/ao_adc_stm.c b/src/stm/ao_adc_stm.c
index 505addfac7a64b810660497478be53eaabcdaeb1..53d4b8c3f64ece0d2e0126cbd37846de6d8fe071 100644 (file)
--- a/src/stm/ao_adc_stm.c
+++ b/src/stm/ao_adc_stm.c
@@ -41,6 +41,7 @@ static uint8_t                        ao_adc_ready;
  */
 static void ao_adc_done(int index)
 {
+       (void) index;
        AO_DATA_PRESENT(AO_DATA_ADC);
        ao_dma_done_transfer(STM_DMA_INDEX(STM_DMA_CHANNEL_ADC1));
        if (ao_data_present == AO_DATA_ALL) {