evie/android_kernel_oneplus_msm8998
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tmiofb: missing NULL pointer checks

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Resolves-bug: https://bugzilla.kernel.org/show_bug.cgi?id=44471
Reported-by: <rucsoftsec@gmail.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Alan Cox 2012-07-24 13:43:48 +01:00 • committed by Jiri Kosina
parent 3fd44cd40c
commit 40dc23aa82
1 changed files with 4 additions and 0 deletions
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4
drivers/video/tmiofb.c
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@ -694,6 +694,10 @@ static int __devinit tmiofb_probe(struct platform_device *dev)
dev_err(&dev->dev, "NULL platform data!\n"); dev_err(&dev->dev, "NULL platform data!\n");
return -EINVAL; return -EINVAL;
} }
if (ccr == NULL || lcr == NULL || vram == NULL || irq < 0) {
dev_err(&dev->dev, "missing resources\n");
return -EINVAL;
}
info = framebuffer_alloc(sizeof(struct tmiofb_par), &dev->dev); info = framebuffer_alloc(sizeof(struct tmiofb_par), &dev->dev);