ALSA: usb - Add missing KERN_* prefix to printk

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 4 insertions, 1 deletions

diff --git a/sound/usb/usbmixer.c b/sound/usb/usbmixer.c
index 330f2fbff2d1..6615cd3b4079 100644
--- a/sound/usb/usbmixer.c
+++ b/sound/usb/usbmixer.c
@@ -222,7 +222,10 @@ static int check_ignored_ctl(struct mixer_build *state, int unitid, int control)
         for (p = state->map; p->id; p++) {
                 if (p->id == unitid && ! p->name &&
                     (! control || ! p->control || control == p->control)) {
-                        // printk("ignored control %d:%d\n", unitid, control);
+                        /*
+                        printk(KERN_DEBUG "ignored control %d:%d\n",
+                               unitid, control);
+                        */
                         return 1;
                 }
         }