[PATCH 1/3] ASoC: qcom: audioreach: fix potential null pointer dereference

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It is possible that the topology parsing function
audioreach_widget_load_module_common() could return NULL or an error
pointer. Add missing NULL check so that we do not dereference it.

Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Cc: <Stable@xxxxxxxxxxxxxxx>
Fixes: 36ad9bf1d93d ("ASoC: qdsp6: audioreach: add topology support")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxxxxxxxx>
---
 sound/soc/qcom/qdsp6/topology.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/soc/qcom/qdsp6/topology.c b/sound/soc/qcom/qdsp6/topology.c
index ec51fabd98cb..c2226ed5164f 100644
--- a/sound/soc/qcom/qdsp6/topology.c
+++ b/sound/soc/qcom/qdsp6/topology.c
@@ -607,8 +607,8 @@ static int audioreach_widget_load_module_common(struct snd_soc_component *compon
 		return PTR_ERR(cont);
 
 	mod = audioreach_parse_common_tokens(apm, cont, &tplg_w->priv, w);
-	if (IS_ERR(mod))
-		return PTR_ERR(mod);
+	if (IS_ERR_OR_NULL(mod))
+		return mod ? PTR_ERR(mod) : -ENODEV;
 
 	mod->data = audioreach_get_module_priv_data(&tplg_w->priv);
 
-- 
2.50.0





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