ALSA: hda: Delete an unnecessary check before the function call "snd_info_free_entry"

The snd_info_free_entry() 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@users.sourceforge.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/patch_hdmi.c

@@ -591,7 +591,7 @@ static int eld_proc_new(struct hdmi_spec_per_pin *per_pin, int index)
 
 static void eld_proc_free(struct hdmi_spec_per_pin *per_pin)
 {
-	if (!per_pin->codec->bus->shutdown && per_pin->proc_entry) {
+	if (!per_pin->codec->bus->shutdown) {
 		snd_info_free_entry(per_pin->proc_entry);
 		per_pin->proc_entry = NULL;
 	}