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authorJiasheng Jiang <jiasheng@iscas.ac.cn>2022-01-07 05:08:51 +0300
committerTakashi Iwai <tiwai@suse.de>2022-01-07 10:25:32 +0300
commit1b1f98dd70dcfd25476adabcbe72484312e879f7 (patch)
tree1c66c7283b7a53ca6fad4d8cbd36f77ad35cf979 /sound
parent4b46daf028e2f4a051047791b8a3bfc9bc37d684 (diff)
downloadlinux-1b1f98dd70dcfd25476adabcbe72484312e879f7.tar.xz
ALSA: intel_hdmi: Check for error num after setting mask
To maintain the consistency of the code, it should be better to add the sanity check after calling dma_set_mask_and_coherent(), like tegra_pcm_dma_allocate() in `sound/soc/tegra/tegra_pcm.c`. Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> Link: https://lore.kernel.org/r/20220107020851.3095591-1-jiasheng@iscas.ac.cn Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/x86/intel_hdmi_audio.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/sound/x86/intel_hdmi_audio.c b/sound/x86/intel_hdmi_audio.c
index 378826312abe..1c94eaff1931 100644
--- a/sound/x86/intel_hdmi_audio.c
+++ b/sound/x86/intel_hdmi_audio.c
@@ -1750,7 +1750,9 @@ static int hdmi_lpe_audio_probe(struct platform_device *pdev)
card_ctx->irq = irq;
/* only 32bit addressable */
- dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
+ ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
+ if (ret)
+ return ret;
init_channel_allocations();