From: Arnaud Pouliquen <arnaud.pouliquen@xxxxxx> commit 17d3069ccf06970e2db3f7cbf4335f207524279e upstream. This patch fixes the sai driver structure overwriting which results in a cpu dai name equal NULL. Fixes: 3e086ed ("ASoC: stm32: add SAI driver") Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@xxxxxx> Signed-off-by: Mark Brown <broonie@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- sound/soc/stm/stm32_sai_sub.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/sound/soc/stm/stm32_sai_sub.c +++ b/sound/soc/stm/stm32_sai_sub.c @@ -873,7 +873,6 @@ static int stm32_sai_sub_dais_init(struc if (!sai->cpu_dai_drv) return -ENOMEM; - sai->cpu_dai_drv->name = dev_name(&pdev->dev); if (STM_SAI_IS_PLAYBACK(sai)) { memcpy(sai->cpu_dai_drv, &stm32_sai_playback_dai, sizeof(stm32_sai_playback_dai)); @@ -883,6 +882,7 @@ static int stm32_sai_sub_dais_init(struc sizeof(stm32_sai_capture_dai)); sai->cpu_dai_drv->capture.stream_name = sai->cpu_dai_drv->name; } + sai->cpu_dai_drv->name = dev_name(&pdev->dev); return 0; }