[ALSA] sound/isa/ad1816a/ad1816a.c: check kmalloc() return value

Check the return value of kmalloc() in function snd_card_ad1816a_pnp(),
in file sound/isa/ad1816a/ad1816a.c.

Signed-off-by: Amit Choudhary <amit2030@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

1 files changed, 2 insertions, 0 deletions

diff --git a/sound/isa/ad1816a/ad1816a.c b/sound/isa/ad1816a/ad1816a.c
index b33a5fb59ec..59034507175 100644
--- a/sound/isa/ad1816a/ad1816a.c
+++ b/sound/isa/ad1816a/ad1816a.c
@@ -120,6 +120,8 @@ static int __devinit snd_card_ad1816a_pnp(int dev, struct snd_card_ad1816a *acar
         struct pnp_resource_table *cfg = kmalloc(sizeof(*cfg), GFP_KERNEL);
         int err;
 
+        if (!cfg)
+                return -ENOMEM;
         acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
         if (acard->dev == NULL) {
                 kfree(cfg);