ASoC: topology: Correct error handling in soc_tplg_dapm_widget_create()

[ Upstream commit 9c36353241 ]

Academic correction of error handling:
In case the allocation of kc or kcontrol_type fails the correct label to
jump is hdr_err since the template.sname has been also allocated at this
point.

Fixes: d29d41e28e ("ASoC: topology: Add support for multiple kcontrol types to a widget")
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@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/20220331114957.519-1-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

sound/soc/soc-topology.c

@@ -1481,12 +1481,12 @@ static int soc_tplg_dapm_widget_create(struct soc_tplg *tplg,
 	template.num_kcontrols = le32_to_cpu(w->num_kcontrols);
 	kc = devm_kcalloc(tplg->dev, le32_to_cpu(w->num_kcontrols), sizeof(*kc), GFP_KERNEL);
 	if (!kc)
-		goto err;
+		goto hdr_err;
 
 	kcontrol_type = devm_kcalloc(tplg->dev, le32_to_cpu(w->num_kcontrols), sizeof(unsigned int),
 				     GFP_KERNEL);
 	if (!kcontrol_type)
-		goto err;
+		goto hdr_err;
 
 	for (i = 0; i < w->num_kcontrols; i++) {
 		control_hdr = (struct snd_soc_tplg_ctl_hdr *)tplg->pos;