ALSA: usb: fix usb build error when PM is not enabled

Fix build errors when CONFIG_PM is not enabled: sound/usb/card.c:629: error: 'usb_audio_suspend' undeclared here (not in a function) sound/usb/card.c:630: error: 'usb_audio_resume' undeclared here (not in a function) Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
git-mirror · Mar 22, 2010 · 6407d47 · 6407d47
1 parent 2fb20b6
commit 6407d47
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/sound/usb/card.c b/sound/usb/card.c
@@ -606,6 +606,9 @@ static int usb_audio_resume(struct usb_interface *intf)
 
 	return 0;
 }
+#else
+#define usb_audio_suspend	NULL
+#define usb_audio_resume	NULL
 #endif		/* CONFIG_PM */
 
 static struct usb_device_id usb_audio_ids [] = {