[ALSA] Add missing KERN_* prefix

Modules: ALSA<-OSS emulation,USB generic driver,USB USX2Y

Added missing KERN_* prefix to printk.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c
index d0199c4..0dc828f 100644
--- a/sound/usb/usx2y/usx2yhwdeppcm.c
+++ b/sound/usb/usx2y/usx2yhwdeppcm.c
@@ -73,7 +73,7 @@
 	}
 	for (i = 0; i < nr_of_packs(); i++) {
 		if (urb->iso_frame_desc[i].status) { /* active? hmm, skip this */
-			snd_printk("activ frame status %i. Most propably some hardware problem.\n", urb->iso_frame_desc[i].status);
+			snd_printk(KERN_ERR "activ frame status %i. Most propably some hardware problem.\n", urb->iso_frame_desc[i].status);
 			return urb->iso_frame_desc[i].status;
 		}
 		lens += urb->iso_frame_desc[i].actual_length / usX2Y->stride;
@@ -126,7 +126,7 @@
 		/* calculate the size of a packet */
 		counts = shm->captured_iso[shm->playback_iso_head].length / usX2Y->stride;
 		if (counts < 43 || counts > 50) {
-			snd_printk("should not be here with counts=%i\n", counts);
+			snd_printk(KERN_ERR "should not be here with counts=%i\n", counts);
 			return -EPIPE;
 		}
 		/* set up descriptor */