[GIT PULL] iommu: arm/smmu: fixes for 3.13

[Will Deacon]

Hi Alex (CC'ing Joerg),

Please can you pull the following fixes to the arm/smmu driver for 3.13?

Cheers,

Will

--->8

The following changes since commit dc1ccc48159d63eca5089e507c82c7d22ef60839:

  Linux 3.13-rc2 (2013-11-29 12:57:14 -0800)

are available in the git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git for-joerg/arm-smmu/fixes

for you to fetch changes up to 89a23cde75a7f0b3d8b0c156964eca0c23d2f1eb:

  iommu/arm-smmu: fix error return code in arm_smmu_device_dt_probe() (2013-12-06 16:44:25 +0000)

----------------------------------------------------------------
Wei Yongjun (1):
      iommu/arm-smmu: fix error return code in arm_smmu_device_dt_probe()

Will Deacon (2):
      iommu/arm-smmu: use mutex instead of spinlock for locking page tables
      iommu/arm-smmu: remove potential NULL dereference on mapping path

 drivers/iommu/arm-smmu.c | 66 ++++++++++++++++++++----------------------------
 1 file changed, 28 insertions(+), 38 deletions(-)