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| author | Ingo Molnar <mingo@kernel.org> | 2017-08-25 11:04:51 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-08-25 11:04:51 +0200 |
| commit | 10c9850cb2ced2ce528e5b692c639974213a64ec (patch) | |
| tree | f8063beac0ba1dab069d25661845c5b7ef9a67c7 /drivers/iommu/arm-smmu.c | |
| parent | 0c2364791343e4b04cd1f097ff2abc2799062448 (diff) | |
| parent | 90a6cd503982bfd33ce8c70eb49bd2dd33bc6325 (diff) | |
Merge branch 'linus' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/iommu/arm-smmu.c')
| -rw-r--r-- | drivers/iommu/arm-smmu.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index b97188acc4f1..2d80fa8a0634 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -1519,6 +1519,13 @@ static int arm_smmu_add_device(struct device *dev) if (using_legacy_binding) { ret = arm_smmu_register_legacy_master(dev, &smmu); + + /* + * If dev->iommu_fwspec is initally NULL, arm_smmu_register_legacy_master() + * will allocate/initialise a new one. Thus we need to update fwspec for + * later use. + */ + fwspec = dev->iommu_fwspec; if (ret) goto out_free; } else if (fwspec && fwspec->ops == &arm_smmu_ops) { |