tree 74ae896222253d054dbbb63562c5621c439e9d24
parent 751e8b062af0cec10ebda5c70f02f4a7a67eaade
author Yan Zhao <yan.y.zhao@intel.com> 1586329954 -0400
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1588745610 +0200

vfio: avoid possible overflow in vfio_iommu_type1_pin_pages

commit 0ea971f8dcd6dee78a9a30ea70227cf305f11ff7 upstream.

add parentheses to avoid possible vaddr overflow.

Fixes: a54eb55045ae ("vfio iommu type1: Add support for mediated devices")
Signed-off-by: Yan Zhao <yan.y.zhao@intel.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>