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[SCSI] aacraid: Fix return code interpretation
Received from Mark Salyzyn clear_user return is 0 for success, the code fragment is written to assume that it is the count of the number of bytes zero'd. Signed-off-by: Mark Haverkamp <markh@osdl.org> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
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@ -564,7 +564,7 @@ static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long
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f = compat_alloc_user_space(sizeof(*f));
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ret = 0;
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if (clear_user(f, sizeof(*f)) != sizeof(*f))
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if (clear_user(f, sizeof(*f)))
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ret = -EFAULT;
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if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32)))
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ret = -EFAULT;
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