From: Rajan Vaja Date: Wed, 20 May 2015 04:50:54 +0000 (+0530) Subject: ASoC: mop500_ab8500: Add a NULL pointer check in mop500_ab8500_machine_init() X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=72f0095e7993dd9af8d5531740bf549359314bf0;p=deliverable%2Flinux.git ASoC: mop500_ab8500: Add a NULL pointer check in mop500_ab8500_machine_init() Avoid possible crash (NULL pointer dereference) by making sure that dem_kzalloc() is successful. Signed-off-by: Rajan Vaja Signed-off-by: Mark Brown --- diff --git a/sound/soc/ux500/mop500_ab8500.c b/sound/soc/ux500/mop500_ab8500.c index b81a7a4c938b..85d810d7667c 100644 --- a/sound/soc/ux500/mop500_ab8500.c +++ b/sound/soc/ux500/mop500_ab8500.c @@ -372,6 +372,10 @@ int mop500_ab8500_machine_init(struct snd_soc_pcm_runtime *rtd) /* Create driver private-data struct */ drvdata = devm_kzalloc(dev, sizeof(struct mop500_ab8500_drvdata), GFP_KERNEL); + + if (!drvdata) + return -ENOMEM; + snd_soc_card_set_drvdata(rtd->card, drvdata); /* Setup clocks */