ALSA: pcxhr: fix trivial typo

Signed-off-by: Tim Blechmann <tim@klingt.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/pcxhr/pcxhr_core.h b/sound/pci/pcxhr/pcxhr_core.h
index bbbd66d..be01737 100644
--- a/sound/pci/pcxhr/pcxhr_core.h
+++ b/sound/pci/pcxhr/pcxhr_core.h
@@ -1,7 +1,7 @@
 /*
  * Driver for Digigram pcxhr compatible soundcards
  *
- * low level interface with interrupt ans message handling
+ * low level interface with interrupt and message handling
  *
  * Copyright (c) 2004 by Digigram <alsa@digigram.com>
  *