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Commit 24d9b755 authored by Markus Elfring's avatar Markus Elfring Committed by Takashi Iwai
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ALSA: hda: Delete an unnecessary check before the function call "kobject_put" 



The kobject_put() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: default avatarMarkus Elfring <elfring@users.sourceforge.net>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 2a52feb1

sound/hda/hdac_sysfs.c

+1 −2
Original line number Diff line number Diff line
@@ -321,7 +321,6 @@ 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);

	kfree(tree);

	codec->widgets = NULL;