[GIT PULL] dma-mapping fix for 5.4-rc

[Christoph Hellwig]

The following changes since commit 0e2adab6cf285c41e825b6c74a3aa61324d1132c:

  Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux (2019-10-17 17:00:14 -0700)

are available in the Git repository at:

  git://git.infradead.org/users/hch/dma-mapping.git tags/dma-mapping-5.4-2

for you to fetch changes up to 9c24eaf81cc44d4bb38081c99eafd72ed85cf7f3:

  iommu/vt-d: Return the correct dma mask when we are bypassing the IOMMU (2019-10-18 17:19:20 +0200)

----------------------------------------------------------------
dma-mapping fix for 5.4

 - fix a regression in the intel-iommu get_required_mask conversion
   (Arvind Sankar)

----------------------------------------------------------------
Arvind Sankar (1):
      iommu/vt-d: Return the correct dma mask when we are bypassing the IOMMU

 drivers/iommu/intel-iommu.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)