ASoC: Tegra: Fix error handling in DMA channel alloc
tegra_dma_allocate_channel() returns NULL on errors, not an error pointer.
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/tegra/tegra_pcm.c b/sound/soc/tegra/tegra_pcm.c
index 40540b1..3c271f9 100644
--- a/sound/soc/tegra/tegra_pcm.c
+++ b/sound/soc/tegra/tegra_pcm.c
@@ -161,8 +161,8 @@
prtd->dma_req[1].dev = prtd;
prtd->dma_chan = tegra_dma_allocate_channel(TEGRA_DMA_MODE_ONESHOT);
- if (IS_ERR(prtd->dma_chan)) {
- ret = PTR_ERR(prtd->dma_chan);
+ if (prtd->dma_chan == NULL) {
+ ret = -ENOMEM;
goto err;
}