[PATCH 2/3] ASoC: amd: acp: Fix NULL pointer deref in acp_i2s_set_tdm_slot
From: Venkata Prasad Potturu
Date: Fri Apr 25 2025 - 02:02:30 EST
Update chip data using dev_get_drvdata(dev->parent) to fix
NULL pointer deref in acp_i2s_set_tdm_slot.
Fixes: cd60dec8994c ("ASoC: amd: acp: Refactor TDM slots selction based on acp revision id")
Signed-off-by: Venkata Prasad Potturu <venkataprasad.potturu@xxxxxxx>
---
sound/soc/amd/acp/acp-i2s.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/amd/acp/acp-i2s.c b/sound/soc/amd/acp/acp-i2s.c
index a38409dd1d34..70fa54d568ef 100644
--- a/sound/soc/amd/acp/acp-i2s.c
+++ b/sound/soc/amd/acp/acp-i2s.c
@@ -97,7 +97,7 @@ static int acp_i2s_set_tdm_slot(struct snd_soc_dai *dai, u32 tx_mask, u32 rx_mas
struct acp_stream *stream;
int slot_len, no_of_slots;
- chip = dev_get_platdata(dev);
+ chip = dev_get_drvdata(dev->parent);
switch (slot_width) {
case SLOT_WIDTH_8:
slot_len = 8;
--
2.43.0