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iommu/riscv: Fixup compile warning

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When __BITS_PER_LONG == 32, size_t is defined as unsigned int rather
than unsigned long. Therefore, we should use size_t to avoid
type-checking errors.

Fixes: 488ffbf181 ("iommu/riscv: Paging domain support")
Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
Signed-off-by: Guo Ren <guoren@kernel.org>
Cc: Tomasz Jeznach <tjeznach@rivosinc.com>
Reviewed-by: Charlie Jenkins <charlie@rivosinc.com>
Reviewed-by: Tomasz Jeznach <tjeznach@rivosinc.com>
Link: https://lore.kernel.org/r/20250103024616.3359159-1-guoren@kernel.org
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Guo Ren 2025-01-02 21:46:16 -05:00 committed by Joerg Roedel
parent 77a44196ab
commit 10c62c38b0
1 changed files with 1 additions and 1 deletions
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drivers/iommu/riscv/iommu.c
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@ -1278,7 +1278,7 @@ static phys_addr_t riscv_iommu_iova_to_phys(struct iommu_domain *iommu_domain,
dma_addr_t iova)
{
struct riscv_iommu_domain *domain = iommu_domain_to_riscv(iommu_domain);
unsigned long pte_size;
size_t pte_size;
unsigned long *ptr;
ptr = riscv_iommu_pte_fetch(domain, iova, &pte_size);