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iommu/vt-d: Clean up unused variable in find_or_alloc_domain
author
Lu Baolu
<baolu.lu@linux.intel.com>
Fri, 4 May 2018 05:08:17 +0000
(13:08 +0800)
committer
Joerg Roedel
<jroedel@suse.de>
Tue, 15 May 2018 14:34:52 +0000
(16:34 +0200)
Remove it to make the code more concise.
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/intel-iommu.c
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diff --git
a/drivers/iommu/intel-iommu.c
b/drivers/iommu/intel-iommu.c
index
601d378
..
fd5cfd8
100644
(file)
--- a/
drivers/iommu/intel-iommu.c
+++ b/
drivers/iommu/intel-iommu.c
@@
-2574,7
+2574,7
@@
static struct dmar_domain *find_or_alloc_domain(struct device *dev, int gaw)
struct device_domain_info *info = NULL;
struct dmar_domain *domain = NULL;
struct intel_iommu *iommu;
- u16
req_id,
dma_alias;
+ u16 dma_alias;
unsigned long flags;
u8 bus, devfn;
@@
-2582,8
+2582,6
@@
static struct dmar_domain *find_or_alloc_domain(struct device *dev, int gaw)
if (!iommu)
return NULL;
- req_id = ((u16)bus << 8) | devfn;
-
if (dev_is_pci(dev)) {
struct pci_dev *pdev = to_pci_dev(dev);