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authorPaolo Bonzini2020-07-02 05:39:31 -0400
committerPaolo Bonzini2020-07-02 05:39:31 -0400
commit1393b4aaf9e1e803d59726053d542cebd4e2b5b2 (patch)
tree01688bfecc51f2070893289c8b8aacbebae8e3c2 /virt
parent6e1d72f1ea212b0614b499aa8164a45622690877 (diff)
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.c3
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