ASoC: dapm: Add a helper function to free a DAPM path
We have the same code for freeing a DAPM path in three different locations.
Introduce a new helper function to take care of this.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 8d8a8dc..784534d 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -2105,6 +2105,15 @@
device_remove_file(dev, &dev_attr_dapm_widget);
}
+static void dapm_free_path(struct snd_soc_dapm_path *path)
+{
+ list_del(&path->list_sink);
+ list_del(&path->list_source);
+ list_del(&path->list);
+ kfree(path->long_name);
+ kfree(path);
+}
+
/* free all dapm widgets and resources */
static void dapm_free_widgets(struct snd_soc_dapm_context *dapm)
{
@@ -2120,20 +2129,12 @@
* While removing the path, remove reference to it from both
* source and sink widgets so that path is removed only once.
*/
- list_for_each_entry_safe(p, next_p, &w->sources, list_sink) {
- list_del(&p->list_sink);
- list_del(&p->list_source);
- list_del(&p->list);
- kfree(p->long_name);
- kfree(p);
- }
- list_for_each_entry_safe(p, next_p, &w->sinks, list_source) {
- list_del(&p->list_sink);
- list_del(&p->list_source);
- list_del(&p->list);
- kfree(p->long_name);
- kfree(p);
- }
+ list_for_each_entry_safe(p, next_p, &w->sources, list_sink)
+ dapm_free_path(p);
+
+ list_for_each_entry_safe(p, next_p, &w->sinks, list_source)
+ dapm_free_path(p);
+
kfree(w->kcontrols);
kfree(w->name);
kfree(w);
@@ -2408,10 +2409,7 @@
dapm_mark_dirty(path->source, "Route removed");
dapm_mark_dirty(path->sink, "Route removed");
- list_del(&path->list);
- list_del(&path->list_sink);
- list_del(&path->list_source);
- kfree(path);
+ dapm_free_path(path);
} else {
dev_warn(dapm->dev, "ASoC: Route %s->%s does not exist\n",
source, sink);