ASoC: stm: stm32_adfsdm: fix snprintf format string

cppcheck warning:

sound/soc/stm/stm32_adfsdm.c:120:2: warning: %d in format
string (no. 1) requires 'int' but the argument type is 'unsigned
int'. [invalidPrintfArgType_sint]
 snprintf(str_freq, sizeof(str_freq), "%d\n", freq);
 ^

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20210326215927.936377-11-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/stm/stm32_adfsdm.c b/sound/soc/stm/stm32_adfsdm.c
index 47fae8d..e6078f5 100644 (file)
--- a/sound/soc/stm/stm32_adfsdm.c
+++ b/sound/soc/stm/stm32_adfsdm.c
@@ -117,7 +117,7 @@ static int stm32_adfsdm_set_sysclk(struct snd_soc_dai *dai, int clk_id,
 
        /* Set IIO frequency if CODEC is master as clock comes from SPI_IN */
 
-       snprintf(str_freq, sizeof(str_freq), "%d\n", freq);
+       snprintf(str_freq, sizeof(str_freq), "%u\n", freq);
        size = iio_write_channel_ext_info(priv->iio_ch, "spi_clk_freq",
                                          str_freq, sizeof(str_freq));
        if (size != sizeof(str_freq)) {