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| author | Rajan Vaja <rajan.vaja@gmail.com> | 2015-05-20 10:20:54 +0530 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-05-21 12:05:48 +0100 |
| commit | 72f0095e7993dd9af8d5531740bf549359314bf0 (patch) | |
| tree | d3499d3a2e8e0e2058e8473059e3449419d15a7e /sound/soc/ux500 | |
| parent | b787f68c36d49bb1d9236f403813641efa74a031 (diff) | |
| download | linux-stable-72f0095e7993dd9af8d5531740bf549359314bf0.tar.gz linux-stable-72f0095e7993dd9af8d5531740bf549359314bf0.tar.bz2 linux-stable-72f0095e7993dd9af8d5531740bf549359314bf0.zip | |
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 <rajan.vaja@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/ux500')
| -rw-r--r-- | sound/soc/ux500/mop500_ab8500.c | 4 |
1 files changed, 4 insertions, 0 deletions
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 */ |