On 07/02/2018 11:37 AM, Colin King wrote:
From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
Variable tag is being assigned but is never used hence it is
redundant and can be removed.
Cleans up clang warning:
warning: variable 'tag' set but not used [-Wunused-but-set-variable]
Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
---
drivers/iommu/amd_iommu.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 596b95c50051..c6aed1b088e9 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -547,7 +547,7 @@ static void amd_iommu_report_page_fault(u16 devid, u16 domain_id,
static void iommu_print_event(struct amd_iommu *iommu, void *__evt)
{
struct device *dev = iommu->iommu.dev;
- int type, devid, pasid, flags, tag;
+ int type, devid, pasid, flags;
volatile u32 *event = __evt;
int count = 0;
u64 address;
@@ -615,7 +615,6 @@ static void iommu_print_event(struct amd_iommu *iommu, void *__evt)
case EVENT_TYPE_INV_PPR_REQ:
pasid = ((event[0] >> 16) & 0xFFFF)
| ((event[1] << 6) & 0xF0000);
- tag = event[1] & 0x03FF;
dev_err(dev, "INVALID_PPR_REQUEST device=%02x:%02x.%x pasid=0x%05x address=0x%016llx flags=0x%04x]\n",
PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid),
pasid, address, flags);
If it's all the same to you, the intent was to print the tag as well.
Could we add that to the message, rather than removing the variable, please?
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