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KVM: x86: zero base3 of unusable segments
authorRadim Krčmář <rkrcmar@redhat.com>
Thu, 18 May 2017 17:37:30 +0000 (19:37 +0200)
committerRadim Krčmář <rkrcmar@redhat.com>
Fri, 19 May 2017 17:59:27 +0000 (19:59 +0200)
commitf0367ee1d64d27fa08be2407df5c125442e885e3
tree9537fcc0cca299cb5a60a1eb4a7f05bbfd5e01a3tree | snapshot (tar.gz zip)
parentcbfc6c9184ce71b52df4b1d82af5afc81a709178commit | diff
KVM: x86: zero base3 of unusable segments

Static checker noticed that base3 could be used uninitialized if the
segment was not present (useable).  Random stack values probably would
not pass VMCS entry checks.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: 1aa366163b8b ("KVM: x86 emulator: consolidate segment accessors")
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
arch/x86/kvm/x86.c diff | blob | blame | history