Dmitry Osipenko 04184b1fc9 drm/tegra: gem: Correct iommu_map_sg() error checking ...

iommu_map_sg() doesn't return a error value, but a size of the requested
IOMMU mapping or zero in case of error.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

2017-12-21 14:52:39 +01:00

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