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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
commit8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch)
treee9891aa6c295060d065adffd610c4f49ecf884f3 /sound/hda/hdac_sysfs.c
parenta71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff)
Linux-libre 4.3.2-gnu
Diffstat (limited to 'sound/hda/hdac_sysfs.c')
-rw-r--r--sound/hda/hdac_sysfs.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/sound/hda/hdac_sysfs.c b/sound/hda/hdac_sysfs.c
index 0a6ce3b84..c71142dea 100644
--- a/sound/hda/hdac_sysfs.c
+++ b/sound/hda/hdac_sysfs.c
@@ -321,8 +321,7 @@ static void widget_tree_free(struct hdac_device *codec)
free_widget_node(*p, &widget_node_group);
kfree(tree->nodes);
}
- if (tree->root)
- kobject_put(tree->root);
+ kobject_put(tree->root);
kfree(tree);
codec->widgets = NULL;
}
@@ -391,6 +390,9 @@ int hda_widget_sysfs_init(struct hdac_device *codec)
{
int err;
+ if (codec->widgets)
+ return 0; /* already created */
+
err = widget_tree_create(codec);
if (err < 0) {
widget_tree_free(codec);