From: Takashi Iwai <tiwai@suse.de>
Date: Fri, 6 Feb 2009 15:21:20 +0000 (+0100)
Subject: ALSA: hda - Add missing NULL check in snd_hda_create_spdif_in_ctls()
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=c8dcdf829ca1827a802eae841dd04de8c9d6653f;p=openwrt%2Fstaging%2Fblogic.git

ALSA: hda - Add missing NULL check in snd_hda_create_spdif_in_ctls()

Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index c9158799ccb6..93412f335dc4 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -1984,6 +1984,8 @@ int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
 	}
 	for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
 		kctl = snd_ctl_new1(dig_mix, codec);
+		if (!kctl)
+			return -ENOMEM;
 		kctl->private_value = nid;
 		err = snd_hda_ctl_add(codec, kctl);
 		if (err < 0)