While stream_tag for CLDMA on SKL-based platforms is always 1, function
hda_cldma_setup() uses AZX_SD_CTL_STRM() macro which does:
stream_tag << 20
what combined with stream_tag type of 'unsigned int' generates a
potential overflow issue. Update the field type to fix that.
Fixes: 45864e49a05a ("ASoC: Intel: avs: Implement CLDMA transfer")
Signed-off-by: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>
---
sound/soc/intel/avs/cldma.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/intel/avs/cldma.c b/sound/soc/intel/avs/cldma.c
index d7a9390b5e48..585579840b64 100644
--- a/sound/soc/intel/avs/cldma.c
+++ b/sound/soc/intel/avs/cldma.c
@@ -35,7 +35,7 @@ struct hda_cldma {
unsigned int buffer_size;
unsigned int num_periods;
- unsigned int stream_tag;
+ unsigned char stream_tag;
void __iomem *sd_addr;
struct snd_dma_buffer dmab_data;
--
2.25.1
