tree fb46888644286c0394f2dd04b1765698df7b032a
parent 78db6a5037965429c04d708281f35a6e5562d31b
author Radim Krčmář <rkrcmar@redhat.com> 1455285615 +0100
committer Paolo Bonzini <pbonzini@redhat.com> 1455644916 +0100

KVM: x86: fix *NULL on invalid low-prio irq

Smatch noticed a NULL dereference in kvm_intr_is_single_vcpu_fast that
happens if VM already warned about invalid lowest-priority interrupt.

Create a function for common code while fixing it.

Fixes: 6228a0da8057 ("KVM: x86: Add lowest-priority support for vt-d posted-interrupts")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>