ASoC: SDCA: Update memory allocations to zero initialise

JIRA: https://issues.redhat.com/browse/RHEL-101627

commit 15247b5
Author: Charles Keepax <ckeepax@opensource.cirrus.com>
Date: Tue Jul 15 16:17:23 2025 +0100

    ASoC: SDCA: Update memory allocations to zero initialise

    All the memory allocations in the SDCA ASoC helpers rely on fields being
    zero initialised, the code should use kzalloc not kmalloc.

    Reported-by: Shuming Fan <shumingf@realtek.com>
    Fixes: 2c8b3a8 ("ASoC: SDCA: Create DAPM widgets and routes from DisCo")
    Fixes: c3ca24e ("ASoC: SDCA: Create ALSA controls from DisCo")
    Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
    Link: https://patch.msgid.link/20250715151723.2964336-4-ckeepax@opensource.cirrus.com
    Signed-off-by: Mark Brown <broonie@kernel.org>

Signed-off-by: Jaroslav Kysela <jkysela@redhat.com>

Author: jkysela-rh

sound/soc/sdca/sdca_asoc.c

@@ -229,11 +229,11 @@ static int entity_early_parse_ge(struct device *dev,
 	if (!control_name)
 		return -ENOMEM;
 
-	kctl = devm_kmalloc(dev, sizeof(*kctl), GFP_KERNEL);
+	kctl = devm_kzalloc(dev, sizeof(*kctl), GFP_KERNEL);
 	if (!kctl)
 		return -ENOMEM;
 
-	soc_enum = devm_kmalloc(dev, sizeof(*soc_enum), GFP_KERNEL);
+	soc_enum = devm_kzalloc(dev, sizeof(*soc_enum), GFP_KERNEL);
 	if (!soc_enum)
 		return -ENOMEM;
 
@@ -558,11 +558,11 @@ static int entity_parse_su_class(struct device *dev,
 	const char **texts;
 	int i;
 
-	kctl = devm_kmalloc(dev, sizeof(*kctl), GFP_KERNEL);
+	kctl = devm_kzalloc(dev, sizeof(*kctl), GFP_KERNEL);
 	if (!kctl)
 		return -ENOMEM;
 
-	soc_enum = devm_kmalloc(dev, sizeof(*soc_enum), GFP_KERNEL);
+	soc_enum = devm_kzalloc(dev, sizeof(*soc_enum), GFP_KERNEL);
 	if (!soc_enum)
 		return -ENOMEM;
 
@@ -669,7 +669,7 @@ static int entity_parse_mu(struct device *dev,
 		if (!control_name)
 			return -ENOMEM;
 
-		mc = devm_kmalloc(dev, sizeof(*mc), GFP_KERNEL);
+		mc = devm_kzalloc(dev, sizeof(*mc), GFP_KERNEL);
 		if (!mc)
 			return -ENOMEM;
 
@@ -923,7 +923,7 @@ static int populate_control(struct device *dev,
 	if (!control_name)
 		return -ENOMEM;
 
-	mc = devm_kmalloc(dev, sizeof(*mc), GFP_KERNEL);
+	mc = devm_kzalloc(dev, sizeof(*mc), GFP_KERNEL);
 	if (!mc)
 		return -ENOMEM;