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| author | Mitchel Humpherys <mitchelh@codeaurora.org> | 2015-04-02 12:41:37 -0700 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-22 11:11:53 -0700 |
| commit | 0c8a3a1a3dc651d06573209fc5d8c0d4fed33c47 (patch) | |
| tree | 117e06d150b272b8e40dcd2256a07b23829c3e2d | |
| parent | a4c8bee14072cc665ca7224dcda9b32b28c29985 (diff) | |
arm64: dma-mapping: use ERR_PTR instead of NULL in stub
The real arm_iommu_create_mapping function returns an ERR_PTR (not NULL) on
failure. Make the stub version match that convention.
Change-Id: I1df954ee5b9037778f27fba2e626621740abf782
Signed-off-by: Mitchel Humpherys <mitchelh@codeaurora.org>
| -rw-r--r-- | arch/arm64/include/asm/dma-iommu.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/dma-iommu.h b/arch/arm64/include/asm/dma-iommu.h index 4bba210fb51a..db51643163f2 100644 --- a/arch/arm64/include/asm/dma-iommu.h +++ b/arch/arm64/include/asm/dma-iommu.h @@ -40,7 +40,7 @@ static inline struct dma_iommu_mapping * arm_iommu_create_mapping(struct bus_type *bus, dma_addr_t base, size_t size, int order) { - return NULL; + return ERR_PTR(-ENOMEM); } static inline void arm_iommu_release_mapping(struct dma_iommu_mapping *mapping) |