2024-04-29 04:24:31

by Chen Ni

[permalink] [raw]
Subject: [PATCH] ASoC: intel: skylake: Add check for dma_set_max_seg_size

Add check for the return value of dma_set_max_seg_size() and return
the error if it fails in order to catch the error.

Fixes: c22a8086b384 ("ASoC: intel: skylake: Set max DMA segment size")
Signed-off-by: Chen Ni <[email protected]>
---
sound/soc/intel/skylake/skl.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c
index 117125187793..8edc13795462 100644
--- a/sound/soc/intel/skylake/skl.c
+++ b/sound/soc/intel/skylake/skl.c
@@ -943,7 +943,9 @@ static int skl_first_init(struct hdac_bus *bus)
/* allow 64bit DMA address if supported by H/W */
if (dma_set_mask_and_coherent(bus->dev, DMA_BIT_MASK(64)))
dma_set_mask_and_coherent(bus->dev, DMA_BIT_MASK(32));
- dma_set_max_seg_size(bus->dev, UINT_MAX);
+ err = dma_set_max_seg_size(bus->dev, UINT_MAX);
+ if (err)
+ return err;

/* initialize streams */
snd_hdac_ext_stream_init_all
--
2.25.1