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KVM: nVMX: fix vmentry failure code when L2 state would require emulation
authorPaolo Bonzini <pbonzini@redhat.com>
Wed, 21 Mar 2018 13:20:18 +0000 (14:20 +0100)
committerPaolo Bonzini <pbonzini@redhat.com>
Wed, 21 Mar 2018 13:20:33 +0000 (14:20 +0100)
commit3184a995f782c6fdab89e62d31cf7be042582bd0
tree7a7bd1a3e1b06033a736a21e75e6d3160813bd56tree | snapshot
parente40ff1d6608dd9a5e07d7bc3079c64d9d676fe15commit | diff
KVM: nVMX: fix vmentry failure code when L2 state would require emulation

Commit 2bb8cafea80b ("KVM: vVMX: signal failure for nested VMEntry if
emulation_required", 2018-03-12) introduces a new error path which does
not set *entry_failure_code.  Fix that to avoid a leak of L0 stack to L1.

Reported-by: Radim Krčmář <rkrcmar@redhat.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/vmx.c diff | blob | history
Domain: System / Kernel;