From: Bard Liao <yung-chuan.liao@xxxxxxxxxxxxxxx>
group_id is from 0 ~ ALH_MULTI_GTW_COUNT - 1, not 0 ~
ALH_MULTI_GTW_COUNT.
Fixes: 0e357b5290532 ("ASoC: SOF: ipc4-topology: add SoundWire/ALH aggregation support"
Reported-by: kernel test robot <lkp@xxxxxxxxx>
Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Reviewed-by: Rander Wang <rander.wang@xxxxxxxxx>
Signed-off-by: Bard Liao <yung-chuan.liao@xxxxxxxxxxxxxxx>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
---
sound/soc/sof/ipc4-topology.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/sof/ipc4-topology.c b/sound/soc/sof/ipc4-topology.c
index c6abfaf5d5326..64929dc9af397 100644
--- a/sound/soc/sof/ipc4-topology.c
+++ b/sound/soc/sof/ipc4-topology.c
@@ -1251,7 +1251,7 @@ sof_ipc4_prepare_copier_module(struct snd_sof_widget *swidget,
if (blob->alh_cfg.count > 1) {
int group_id;
- group_id = ida_alloc_max(&alh_group_ida, ALH_MULTI_GTW_COUNT,
+ group_id = ida_alloc_max(&alh_group_ida, ALH_MULTI_GTW_COUNT - 1,
GFP_KERNEL);
if (group_id < 0)
--
2.34.1
