diff mbox series

[2/2] iommu/sun50i: Remove unused variable

Message ID 20200628180844.79205-2-maxime@cerno.tech (mailing list archive)
State Mainlined
Commit ce0fd3892bfafca7cd352638ba84e8c17658b803
Headers show
Series [1/2] iommu/sun50i: Change the readl timeout to the atomic variant | expand

Commit Message

Maxime Ripard June 28, 2020, 6:08 p.m. UTC 
The pte_dma variable in the unmap callback is set but never used. Remove
it.

Fixes: 4100b8c229b3 ("iommu: Add Allwinner H6 IOMMU driver")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
 drivers/iommu/sun50i-iommu.c | 2 --
 1 file changed, 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/iommu/sun50i-iommu.c b/drivers/iommu/sun50i-iommu.c
index a1563b54c743..3b1bf2fb94f5 100644
--- a/drivers/iommu/sun50i-iommu.c
+++ b/drivers/iommu/sun50i-iommu.c
@@ -556,7 +556,6 @@  static size_t sun50i_iommu_unmap(struct iommu_domain *domain, unsigned long iova
 {
 	struct sun50i_iommu_domain *sun50i_domain = to_sun50i_domain(domain);
 	phys_addr_t pt_phys;
-	dma_addr_t pte_dma;
 	u32 *pte_addr;
 	u32 dte;
 
@@ -566,7 +565,6 @@  static size_t sun50i_iommu_unmap(struct iommu_domain *domain, unsigned long iova
 
 	pt_phys = sun50i_dte_get_pt_address(dte);
 	pte_addr = (u32 *)phys_to_virt(pt_phys) + sun50i_iova_get_pte_index(iova);
-	pte_dma = pt_phys + sun50i_iova_get_pte_index(iova) * PT_ENTRY_SIZE;
 
 	if (!sun50i_pte_is_page_valid(*pte_addr))
 		return 0;