[alsa-devel] [PATCH][sound/SOC] Do not register platform sound device unconditionally

Registering a SOC device and also changing register unconditionally fails on kernels which support more than one machine in one binary. Do it only if the platform matches.

Signed-off-by: Juergen Beisert jbe@pengutronix.de

diff --git a/sound/soc/imx/mx27vis-aic32x4.c b/sound/soc/imx/mx27vis-aic32x4.c index 054110b..c5cfb8a 100644 --- a/sound/soc/imx/mx27vis-aic32x4.c +++ b/sound/soc/imx/mx27vis-aic32x4.c @@ -96,6 +96,10 @@ static int __init mx27vis_aic32x4_init(void) { int ret;

+ if (!machine_is_imx27_visstrim_m10()) + /* return happy. We run on a totally different machine */ + return 0; + mx27vis_aic32x4_snd_device = platform_device_alloc("soc-audio", -1); if (!mx27vis_aic32x4_snd_device) return -ENOMEM;