iommu/tegra-smmu: Use kcalloc() to allocate counter array

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Use kcalloc() to allocate the use-counter array for the page directory
entries/page tables.  Using kcalloc() allows us to be provided with
zero-initialised memory from the allocators, rather than initialising
it ourselves.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Thierry Reding <treding@nvidia.com>

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Russell King 2015-07-27 13:29:31 +01:00 • committed by Thierry Reding

parent 853520fa96

commit 32924c76b0

1 changed files with 6 additions and 15 deletions

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drivers/iommu/tegra-smmu.c

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