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| author | Paolo Bonzini <pbonzini@redhat.com> | 2020-07-02 05:39:31 -0400 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-07-02 05:39:31 -0400 |
| commit | 1393b4aaf9e1e803d59726053d542cebd4e2b5b2 (patch) | |
| tree | 01688bfecc51f2070893289c8b8aacbebae8e3c2 /virt | |
| parent | 6e1d72f1ea212b0614b499aa8164a45622690877 (diff) | |
| download | linux-stable-1393b4aaf9e1e803d59726053d542cebd4e2b5b2.tar.gz linux-stable-1393b4aaf9e1e803d59726053d542cebd4e2b5b2.tar.bz2 linux-stable-1393b4aaf9e1e803d59726053d542cebd4e2b5b2.zip | |
kvm: use more precise cast and do not drop __user
Sparse complains on a call to get_compat_sigset, fix it. The "if"
right above explains that sigmask_arg->sigset is basically a
compat_sigset_t.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'virt')
| -rw-r--r-- | virt/kvm/kvm_main.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index a852af5c3214..0a68c9d3d3ab 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -3350,7 +3350,8 @@ static long kvm_vcpu_compat_ioctl(struct file *filp, if (kvm_sigmask.len != sizeof(compat_sigset_t)) goto out; r = -EFAULT; - if (get_compat_sigset(&sigset, (void *)sigmask_arg->sigset)) + if (get_compat_sigset(&sigset, + (compat_sigset_t __user *)sigmask_arg->sigset)) goto out; r = kvm_vcpu_ioctl_set_sigmask(vcpu, &sigset); } else |