ASoC: topology: Check return value of pcm_new_ver

Function pcm_new_ver can fail, so we should check it's return value and
handle possible error.

Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200327204729.397-6-amadeuszx.slawinski@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index cb43994..818657b 100644 (file)
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -2135,7 +2135,9 @@ static int soc_tplg_pcm_elems_load(struct soc_tplg *tplg,
                        _pcm = pcm;
                } else {
                        abi_match = false;
-                       pcm_new_ver(tplg, pcm, &_pcm);
+                       ret = pcm_new_ver(tplg, pcm, &_pcm);
+                       if (ret < 0)
+                               return ret;
                }
 
                /* create the FE DAIs and DAI links */