diff mbox series

ASoC: dapm: Simplify widget clone

Message ID 20231026113549.1897368-1-amadeuszx.slawinski@linux.intel.com
State Accepted
Commit 79323dc80318aab6c2d05abdbcf88f09b50522c5
Headers show
Series ASoC: dapm: Simplify widget clone | expand

Commit Message

Amadeusz Sławiński Oct. 26, 2023, 11:35 a.m. UTC 
New DAPM widgets are created based on a provided template. When cloning
the data, the name and stream name also need to be cloned. Currently the
data and the names are initialized in different places. Simplify the
code by having entire initialization in one place.

Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
---
 sound/soc/soc-dapm.c | 30 ++++++++++++++----------------
 1 file changed, 14 insertions(+), 16 deletions(-)


base-commit: 3edc85e3bfcb411da6e48a38e8de578f9fd71340

Comments

Charles Keepax Oct. 27, 2023, 9:16 a.m. UTC | #1 
On Thu, Oct 26, 2023 at 01:35:49PM +0200, Amadeusz Sławiński wrote:
> New DAPM widgets are created based on a provided template. When cloning
> the data, the name and stream name also need to be cloned. Currently the
> data and the names are initialized in different places. Simplify the
> code by having entire initialization in one place.
> 
> Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
> Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
> ---

Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com>

Thanks,
Charles
diff mbox series

Patch

diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 4e2beda6f9bf..b0503bf050db 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -320,7 +320,8 @@  EXPORT_SYMBOL_GPL(dapm_mark_endpoints_dirty);
 
 /* create a new dapm widget */
 static inline struct snd_soc_dapm_widget *dapm_cnew_widget(
-	const struct snd_soc_dapm_widget *_widget)
+	const struct snd_soc_dapm_widget *_widget,
+	const char *prefix)
 {
 	struct snd_soc_dapm_widget *w;
 
@@ -328,13 +329,19 @@  static inline struct snd_soc_dapm_widget *dapm_cnew_widget(
 	if (!w)
 		return NULL;
 
-	/*
-	 * w->name is duplicated in caller, but w->sname isn't.
-	 * Duplicate it here if defined
-	 */
+	if (prefix)
+		w->name = kasprintf(GFP_KERNEL, "%s %s", prefix, _widget->name);
+	else
+		w->name = kstrdup_const(_widget->name, GFP_KERNEL);
+	if (!w->name) {
+		kfree(w);
+		return NULL;
+	}
+
 	if (_widget->sname) {
 		w->sname = kstrdup_const(_widget->sname, GFP_KERNEL);
 		if (!w->sname) {
+			kfree_const(w->name);
 			kfree(w);
 			return NULL;
 		}
@@ -3629,20 +3636,12 @@  snd_soc_dapm_new_control_unlocked(struct snd_soc_dapm_context *dapm,
 {
 	enum snd_soc_dapm_direction dir;
 	struct snd_soc_dapm_widget *w;
-	const char *prefix;
 	int ret = -ENOMEM;
 
-	if ((w = dapm_cnew_widget(widget)) == NULL)
+	w = dapm_cnew_widget(widget, soc_dapm_prefix(dapm));
+	if (!w)
 		goto cnew_failed;
 
-	prefix = soc_dapm_prefix(dapm);
-	if (prefix)
-		w->name = kasprintf(GFP_KERNEL, "%s %s", prefix, widget->name);
-	else
-		w->name = kstrdup_const(widget->name, GFP_KERNEL);
-	if (!w->name)
-		goto name_failed;
-
 	switch (w->id) {
 	case snd_soc_dapm_regulator_supply:
 		w->regulator = devm_regulator_get(dapm->dev, widget->name);
@@ -3767,7 +3766,6 @@  snd_soc_dapm_new_control_unlocked(struct snd_soc_dapm_context *dapm,
 	dev_err_probe(dapm->dev, ret, "ASoC: Failed to request %s\n",
 		      w->name);
 	kfree_const(w->name);
-name_failed:
 	kfree_const(w->sname);
 	kfree(w);
 cnew_failed: