iommu/virtio: Remove unused variable

Remove the variable of return. Issue found by
coccicheck(scripts/coccinelle/misc/returnvar.cocci)

Signed-off-by: Cristiane Naves <cristianenavescardoso09@gmail.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

diff --git a/drivers/iommu/virtio-iommu.c b/drivers/iommu/virtio-iommu.c
index 3ea9d7682999528d1348a6d2693f6136556eea57..d8f29c8f73f5564c3191ca534039130757f42cc9 100644 (file)
--- a/drivers/iommu/virtio-iommu.c
+++ b/drivers/iommu/virtio-iommu.c
@@ -153,7 +153,6 @@ static off_t viommu_get_write_desc_offset(struct viommu_dev *viommu,
  */
 static int __viommu_sync_req(struct viommu_dev *viommu)
 {
-       int ret = 0;
        unsigned int len;
        size_t write_len;
        struct viommu_request *req;
@@ -182,7 +181,7 @@ static int __viommu_sync_req(struct viommu_dev *viommu)
                kfree(req);
        }
 
-       return ret;
+       return 0;
 }
 
 static int viommu_sync_req(struct viommu_dev *viommu)