ASoC: topology: Return -ENOMEM on memory allocation failure

When handling error path, ret needs to be set to correct value.

Reported-by: kernel test robot <[email protected]>
Reported-by: Dan Carpenter <[email protected]>
Fixes: d29d41e ("ASoC: topology: Add support for multiple kcontrol types to a widget")
Reviewed-by: Cezary Rojewski <[email protected]>
Signed-off-by: Amadeusz Sławiński <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>

Author: Amadeusz Sławiński

sound/soc/soc-topology.c

@@ -1401,13 +1401,17 @@ 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)
+	if (!kc) {
+		ret = -ENOMEM;
 		goto hdr_err;
+	}
 
 	kcontrol_type = devm_kcalloc(tplg->dev, le32_to_cpu(w->num_kcontrols), sizeof(unsigned int),
 				     GFP_KERNEL);
-	if (!kcontrol_type)
+	if (!kcontrol_type) {
+		ret = -ENOMEM;
 		goto hdr_err;
+	}
 
 	for (i = 0; i < le32_to_cpu(w->num_kcontrols); i++) {
 		control_hdr = (struct snd_soc_tplg_ctl_hdr *)tplg->pos;