scsi: fnic: Remove set but not used variable 'vdev'

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/scsi/fnic/vnic_wq.c: In function 'vnic_wq_alloc_bufs':
drivers/scsi/fnic/vnic_wq.c:50:19: warning:
variable 'vdev' set but not used [-Wunused-but-set-variable]

drivers/scsi/fnic/vnic_rq.c: In function 'vnic_rq_alloc_bufs':
drivers/scsi/fnic/vnic_rq.c:30:19: warning:
variable 'vdev' set but not used [-Wunused-but-set-variable]

Never used since introduction.

Signed-off-by: YueHaibing <[e-mail]>
Acked-by: Satish Kharat <[e-mail]>
Signed-off-by: Martin K. Petersen <[e-mail]>

drivers/scsi/fnic/vnic_rq.c

···
 static int vnic_rq_alloc_bufs(struct vnic_rq *rq)
 {
 	struct vnic_rq_buf *buf;
-	struct vnic_dev *vdev;
 	unsigned int i, j, count = rq->ring.desc_count;
 	unsigned int blks = VNIC_RQ_BUF_BLKS_NEEDED(count);
-
-	vdev = rq->vdev;
 
 	for (i = 0; i < blks; i++) {
 		rq->bufs[i] = kzalloc(VNIC_RQ_BUF_BLK_SZ, GFP_ATOMIC);

drivers/scsi/fnic/vnic_wq.c

···
 static int vnic_wq_alloc_bufs(struct vnic_wq *wq)
 {
 	struct vnic_wq_buf *buf;
-	struct vnic_dev *vdev;
 	unsigned int i, j, count = wq->ring.desc_count;
 	unsigned int blks = VNIC_WQ_BUF_BLKS_NEEDED(count);
-
-	vdev = wq->vdev;
 
 	for (i = 0; i < blks; i++) {
 		wq->bufs[i] = kzalloc(VNIC_WQ_BUF_BLK_SZ, GFP_ATOMIC);