ALSA: Drop unused name argument in snd_register_oss_device()

The last argument, name, of snd_oss_register_device() is nowhere
referred in the function in the current code.  Let's drop it.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/core/hwdep.c b/sound/core/hwdep.c
index d105073..0f73f69 100644
--- a/sound/core/hwdep.c
+++ b/sound/core/hwdep.c
@@ -442,8 +442,7 @@
 		} else {
 			if (snd_register_oss_device(hwdep->oss_type,
 						    hwdep->card, hwdep->device,
-						    &snd_hwdep_f_ops, hwdep,
-						    hwdep->oss_dev) < 0) {
+						    &snd_hwdep_f_ops, hwdep) < 0) {
 				snd_printk(KERN_ERR "unable to register OSS compatibility device %i:%i\n",
 					   hwdep->card->number, hwdep->device);
 			} else