[PATCH 1/1] iommu/amd: Remove the unnecessary assignment

Adrian Huang
2020-01-22T14:37:03Z

From: Adrian Huang <ahuang12@lenovo.com>

The assignment of the global variable 'iommu_detected' has been
moved from amd_iommu_init_dma_ops() to amd_iommu_detect(), so
this patch removes the assignment in amd_iommu_init_dma_ops().

Signed-off-by: Adrian Huang <ahuang12@lenovo.com>
---
drivers/iommu/amd_iommu.c | 1 -
1 file changed, 1 deletion(-)

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index bd25674ee4db..79f08c0a1f00 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -2297,7 +2297,6 @@ int __init amd_iommu_init_api(void)
int __init amd_iommu_init_dma_ops(void)
{
swiotlb = (iommu_default_passthrough() || sme_me_mask) ? 1 : 0;
- iommu_detected = 1;

if (amd_iommu_unmap_flush)
pr_info("IO/TLB flush on unmap enabled\n");
--
2.17.1

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