[PATCH 3.18 23/47] iommu/vt-d: Remove unused variable

[Greg Kroah-Hartman]

3.18-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Alex Williamson <alex.williamson@xxxxxxxxxx>

commit 509fca899d5682a6eee3d1fb70bba7c89439034b upstream.

Unused after commit 71684406905f ("iommu/vt-d: Detach domain *only*
from attached iommus").  Reported by 0-day builder.

Signed-off-by: Alex Williamson <alex.williamson@xxxxxxxxxx>
Signed-off-by: Joerg Roedel <jroedel@xxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 drivers/iommu/intel-iommu.c |    1 -
 1 file changed, 1 deletion(-)

--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -1759,7 +1759,6 @@ static int domain_init(struct dmar_domai
 
 static void domain_exit(struct dmar_domain *domain)
 {
-	struct dmar_drhd_unit *drhd;
 	struct page *freelist = NULL;
 	int i;