From: Mauro Carvalho Chehab <m.chehab@samsung.com>
Date: Fri, 10 Jan 2014 09:59:09 +0000 (-0300)
Subject: [media] em28xx-audio: Fix error path
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=439c491c4c3e1d4f2be0a17d5789e0a19d85622c;p=openwrt%2Fstaging%2Fblogic.git

[media] em28xx-audio: Fix error path

De-allocate memory and free sound if an error happens.

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
---

diff --git a/drivers/media/usb/em28xx/em28xx-audio.c b/drivers/media/usb/em28xx/em28xx-audio.c
index 8e6f04873422..4ee3488960e1 100644
--- a/drivers/media/usb/em28xx/em28xx-audio.c
+++ b/drivers/media/usb/em28xx/em28xx-audio.c
@@ -692,6 +692,7 @@ static int em28xx_audio_init(struct em28xx *dev)
 	if (intf->num_altsetting <= alt) {
 		em28xx_errdev("alt %d doesn't exist on interface %d\n",
 			      dev->audio_ifnum, alt);
+		snd_card_free(card);
 		return -ENODEV;
 	}
 
@@ -707,6 +708,7 @@ static int em28xx_audio_init(struct em28xx *dev)
 
 	if (!ep) {
 		em28xx_errdev("Couldn't find an audio endpoint");
+		snd_card_free(card);
 		return -ENODEV;
 	}
 
@@ -759,6 +761,7 @@ static int em28xx_audio_init(struct em28xx *dev)
 
 	err = snd_card_register(card);
 	if (err < 0) {
+		em28xx_audio_free_urb(dev);
 		snd_card_free(card);
 		return err;
 	}