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Commit 4988e000 authored by Paolo Bonzini's avatar Paolo Bonzini Committed by Greg Kroah-Hartman
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KVM: SEV-ES: fix length of string I/O



commit 019057bd upstream.

The size of the data in the scratch buffer is not divided by the size of
each port I/O operation, so vcpu->arch.pio.count ends up being larger
than it should be by a factor of size.

Cc: stable@vger.kernel.org
Fixes: 7ed9abfe ("KVM: SVM: Support string IO operations for an SEV-ES guest")
Acked-by: default avatarTom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 727286b2
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