[PATCH 5.4 07/50] ASoC: topology: Check return value of soc_tplg_dai_config

From: Greg Kroah-Hartman
Date: Fri May 08 2020 - 08:53:25 EST


From: Amadeusz SÅawiÅski <amadeuszx.slawinski@xxxxxxxxxxxxxxx>

[ Upstream commit dd8e871d4e560eeb8d22af82dde91457ad835a63 ]

Function soc_tplg_dai_config can fail, check for and handle possible
failure.

Signed-off-by: Amadeusz SÅawiÅski <amadeuszx.slawinski@xxxxxxxxxxxxxxx>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@xxxxxxxxxxxxxxx>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20200327204729.397-7-amadeuszx.slawinski@xxxxxxxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
sound/soc/soc-topology.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index 22960f5932c7f..2d4a5a3058c41 100644
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -2431,7 +2431,7 @@ static int soc_tplg_dai_elems_load(struct soc_tplg *tplg,
{
struct snd_soc_tplg_dai *dai;
int count;
- int i;
+ int i, ret;

count = le32_to_cpu(hdr->count);

@@ -2446,7 +2446,12 @@ static int soc_tplg_dai_elems_load(struct soc_tplg *tplg,
return -EINVAL;
}

- soc_tplg_dai_config(tplg, dai);
+ ret = soc_tplg_dai_config(tplg, dai);
+ if (ret < 0) {
+ dev_err(tplg->dev, "ASoC: failed to configure DAI\n");
+ return ret;
+ }
+
tplg->pos += (sizeof(*dai) + le32_to_cpu(dai->priv.size));
}

--
2.20.1