KVM: VMX: Ensure that vmx_create_vcpu always returns proper error

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In case certain allocations fail, vmx_create_vcpu may return 0 as error
instead of a negative value encoded via ERR_PTR. This causes a NULL
pointer dereferencing later on in kvm_vm_ioctl_vcpu_create.

Reported-by: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

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Jan Kiszka 2011-04-13 01:27:55 +02:00 • committed by Avi Kivity

parent 7ae441eac5

commit be6d05cfdf

1 changed files with 3 additions and 2 deletions

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arch/x86/kvm/vmx.c

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