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Commit e1412e63 authored by Stephen Warren's avatar Stephen Warren Committed by Mark Brown
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ASoC: Tegra: Fix error handling in DMA channel alloc 



tegra_dma_allocate_channel() returns NULL on errors, not an error pointer.

Signed-off-by: default avatarStephen Warren <swarren@nvidia.com>
Acked-by: default avatarLiam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 61a142b7

sound/soc/tegra/tegra_pcm.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -161,8 +161,8 @@ static int tegra_pcm_open(struct snd_pcm_substream *substream) 
	prtd->dma_req[1].dev = prtd;

	prtd->dma_req[1].dev = prtd;





	prtd->dma_chan = tegra_dma_allocate_channel(TEGRA_DMA_MODE_ONESHOT);

	prtd->dma_chan = tegra_dma_allocate_channel(TEGRA_DMA_MODE_ONESHOT);

	if (IS_ERR(prtd->dma_chan)) {

	if (prtd->dma_chan == NULL) {

		ret = PTR_ERR(prtd->dma_chan);

		ret = -ENOMEM;

		goto err;

		goto err;

	}

	}