ASoC: amd: Avoid passing NULL to memory allocators

We should pass a proper non-NULL device object to memory allocators
although it was accepted in the past.  The card->dev points to the
most appropriate device object in such a case, so let's put it.
Acked-by: Christoph Hellwig <hch@lst.de>
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/soc/amd/raven/acp3x-pcm-dma.c

@@ -369,7 +369,8 @@ static int acp3x_dma_new(struct snd_soc_pcm_runtime *rtd)
 {
 	return snd_pcm_lib_preallocate_pages_for_all(rtd->pcm,
 						     SNDRV_DMA_TYPE_DEV,
-						     NULL, MIN_BUFFER,
+						     rtd->pcm->card->dev,
+						     MIN_BUFFER,
 						     MAX_BUFFER);
 }