Commit 25336e8a authored Mar 07, 2013 by Mengdong Lin Committed by Takashi Iwai Mar 07, 2013

ALSA: hda - check NULL pointer when creating SPDIF controls



If the SPDIF control array cannot be reallocated, the function
will return to avoid dereferencing a NULL pointer.

Signed-off-by: Mengdong Lin <mengdong.lin@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

parent 9fedcc44

sound/pci/hda/hda_codec.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -3334,6 +3334,8 @@ int snd_hda_create_dig_out_ctls(struct hda_codec *codec,
		return -EBUSY;
		}
		spdif = snd_array_new(&codec->spdif_out);
		if (!spdif)
		return -ENOMEM;
		for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
		kctl = snd_ctl_new1(dig_mix, codec);
		if (!kctl)