[ALSA] usbaudio - Fix kobject_add() error at reconnection

Fixed the error from kobject_add() at reconnection the usb audio device. This happens when an app keeps opening a device while the device is replugged, due to the confliction of the internal bookkept index and the really empty slot. Signed-off-by: Takashi Iwai <[email protected]> Signed-off-by: Jaroslav Kysela <[email protected]>
yshchan · Jan 9, 2007 · 2a2a5dd · 2a2a5dd
1 parent 7fbe3ca
commit 2a2a5dd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
@@ -3286,6 +3286,7 @@ static void snd_usb_audio_create_proc(struct snd_usb_audio *chip)
 
 static int snd_usb_audio_free(struct snd_usb_audio *chip)
 {
+	usb_chip[chip->index] = NULL;
 	kfree(chip);
 	return 0;
 }
@@ -3547,7 +3548,6 @@ static void snd_usb_audio_disconnect(struct usb_device *dev, void *ptr)
 		list_for_each(p, &chip->mixer_list) {
 			snd_usb_mixer_disconnect(p);
 		}
-		usb_chip[chip->index] = NULL;
 		mutex_unlock(&register_mutex);
 		snd_card_free_when_closed(card);
 	} else {