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ASoC: topology: Check return value for soc_tplg_pcm_create()

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The return value of soc_tplg_pcm_create() is currently not checked
in soc_tplg_pcm_elems_load(). If an error is to occur there, the
topology ignores it and continues loading.

Fix that by checking the status and rejecting the topology on error.

Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Dragos Tarcatu <dragos_tarcatu@mentor.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20191210003939.15752-3-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Dragos Tarcatu 2019-12-09 18:39:39 -06:00 committed by Mark Brown
parent 76d2703649
commit a3039aef52
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
1 changed files with 7 additions and 1 deletions
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8
sound/soc/soc-topology.c
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@ -2046,6 +2046,7 @@ static int soc_tplg_pcm_elems_load(struct soc_tplg *tplg,
int size;
int i;
bool abi_match;
int ret;
count = le32_to_cpu(hdr->count);
@ -2087,7 +2088,12 @@ static int soc_tplg_pcm_elems_load(struct soc_tplg *tplg,
}
/* create the FE DAIs and DAI links */
soc_tplg_pcm_create(tplg, _pcm);
ret = soc_tplg_pcm_create(tplg, _pcm);
if (ret < 0) {
if (!abi_match)
kfree(_pcm);
return ret;
}
/* offset by version-specific struct size and
* real priv data size