On 18/01/2017 20:52, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Wed, 18 Jan 2017 20:43:41 +0100
>
> Return directly after a call of the function "copy_from_user" failed
> in a case block.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
The "out" label is now unused, so you should remove it.
Paolo
> ---
> arch/mips/kvm/mips.c | 7 ++-----
> 1 file changed, 2 insertions(+), 5 deletions(-)
>
> diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c
> index 06a60b19acfb..1dad78f74e8c 100644
> --- a/arch/mips/kvm/mips.c
> +++ b/arch/mips/kvm/mips.c
> @@ -1152,10 +1152,8 @@ long kvm_arch_vcpu_ioctl(struct file *filp, unsigned int ioctl,
> {
> struct kvm_mips_interrupt irq;
>
> - r = -EFAULT;
> if (copy_from_user(&irq, argp, sizeof(irq)))
> - goto out;
> -
> + return -EFAULT;
> kvm_debug("[%d] %s: irq: %d\n", vcpu->vcpu_id, __func__,
> irq.irq);
>
> @@ -1165,9 +1163,8 @@ long kvm_arch_vcpu_ioctl(struct file *filp, unsigned int ioctl,
> case KVM_ENABLE_CAP: {
> struct kvm_enable_cap cap;
>
> - r = -EFAULT;
> if (copy_from_user(&cap, argp, sizeof(cap)))
> - goto out;
> + return -EFAULT;
> r = kvm_vcpu_ioctl_enable_cap(vcpu, &cap);
> break;
> }
>
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