crypto: qat - remove unused and redundant pointer vf_info

The pointer vf_info is being assigned but never read, it is redundant
and therefore can be removed.

Cleans up clang warning: Value stored to 'vf_info' is never read

Fixes: ed8ccaef52fa ("crypto: qat - Add support for SRIOV")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/qat/qat_common/adf_dev_mgr.c

@@ -228,11 +228,8 @@ int adf_devmgr_add_dev(struct adf_accel_dev *accel_dev,
 		list_add_tail(&map->list, &vfs_table);
 	} else if (accel_dev->is_vf && pf) {
 		/* VF on host */
-		struct adf_accel_vf_info *vf_info;
 		struct vf_id_map *map;
 
-		vf_info = pf->pf.vf_info + adf_get_vf_id(accel_dev);
-
 		map = adf_find_vf(adf_get_vf_num(accel_dev));
 		if (map) {
 			struct vf_id_map *next;