From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx> Date: Wed, 8 Jul 2015 21:26:02 +0200 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: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx> --- sound/hda/hdac_sysfs.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/sound/hda/hdac_sysfs.c b/sound/hda/hdac_sysfs.c index 0a6ce3b..089b35f 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; } -- 2.4.5 -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html