Unverified Commit 6e56e5d0 authored Jun 07, 2018 by Agrawal, Akshu Committed by Mark Brown Jun 18, 2018

ASoC: AMD: Add NULL pointer check



Fix crash in those platforms whose machine driver does not expose
platform_info. For those platforms we rely on default value and
select I2SSP channel.

Signed-off-by: Akshu Agrawal <akshu.agrawal@amd.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

parent 203cdf51

sound/soc/amd/acp-pcm-dma.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -773,6 +773,7 @@ static int acp_dma_hw_params(struct snd_pcm_substream *substream,
		if (WARN_ON(!rtd))
		return -EINVAL;

		if (pinfo)
		rtd->i2s_instance = pinfo->i2s_instance;
		if (adata->asic_type == CHIP_STONEY) {
		val = acp_reg_read(adata->acp_mmio,