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ASoC: soc-topology: fix modern dai link style 

The topology code can create a FE DAI link but did not allocate the
memory for a platform component - whose name can be overridden at a
later time.

Fixes: 23b946ce28 ("ASoC: soc-topology: use modern dai_link style")
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Pierre-Louis Bossart 2019-06-12 11:38:45 -05:00 committed by Mark Brown
parent 2f7e015c1f
commit 3e6de89409
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 6 additions and 2 deletions
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8
sound/soc/soc-topology.c
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@ -1882,8 +1882,8 @@ static int soc_tplg_fe_link_create(struct soc_tplg *tplg,
struct snd_soc_dai_link_component *dlc;
int ret;
/* link + cpu + codec */
link = kzalloc(sizeof(*link) + (2 * sizeof(*dlc)), GFP_KERNEL);
/* link + cpu + codec + platform */
link = kzalloc(sizeof(*link) + (3 * sizeof(*dlc)), GFP_KERNEL);
if (link == NULL)
return -ENOMEM;
@ -1891,9 +1891,11 @@ static int soc_tplg_fe_link_create(struct soc_tplg *tplg,
link->cpus = &dlc[0];
link->codecs = &dlc[1];
link->platforms = &dlc[2];
link->num_cpus = 1;
link->num_codecs = 1;
link->num_platforms = 1;
if (strlen(pcm->pcm_name)) {
link->name = kstrdup(pcm->pcm_name, GFP_KERNEL);
@ -1907,6 +1909,8 @@ static int soc_tplg_fe_link_create(struct soc_tplg *tplg,
link->codecs->name = "snd-soc-dummy";
link->codecs->dai_name = "snd-soc-dummy-dai";
link->platforms->name = "snd-soc-dummy";
/* enable DPCM */
link->dynamic = 1;
link->dpcm_playback = le32_to_cpu(pcm->playback);