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[ Upstream commitb3f349517d] Commit "iommu: return full error code from iommu_map_sg[_atomic]()" changed iommu_map_sgtable() to return an ssize_t and negative values in error cases, rather than a size_t and a zero. Update tegra_bo_iommu_map() to correctly check for errors from iommu_map_sgtable. Fixes:ad8f36e4b6("iommu: return full error code from iommu_map_sg[_atomic]()") Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com> Link: https://patch.msgid.link/20260421-iommu_map_sgtable-return-v1-2-fb484c07d2a1@nvidia.com Signed-off-by: Sasha Levin <sashal@kernel.org>