[PATCH V2] octeon_ep: Remove unnecessary cast

[Haowen Bai]

Fix the following coccicheck warning:

./drivers/net/ethernet/marvell/octeon_ep/octep_rx.c:161:18-40: WARNING:
casting value returned by memory allocation function to (struct
octep_rx_buffer *) is useless.

Signed-off-by: Haowen Bai <baihaowen@xxxxxxxxx>
---
V1->V2: change vzalloc to vcalloc as suggestion.

 drivers/net/ethernet/marvell/octeon_ep/octep_rx.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_rx.c b/drivers/net/ethernet/marvell/octeon_ep/octep_rx.c
index d9ae0937d17a..3c43f8078528 100644
--- a/drivers/net/ethernet/marvell/octeon_ep/octep_rx.c
+++ b/drivers/net/ethernet/marvell/octeon_ep/octep_rx.c
@@ -158,8 +158,7 @@ static int octep_setup_oq(struct octep_device *oct, int q_no)
 		goto desc_dma_alloc_err;
 	}
 
-	oq->buff_info = (struct octep_rx_buffer *)
-			vzalloc(oq->max_count * OCTEP_OQ_RECVBUF_SIZE);
+	oq->buff_info = vcalloc(oq->max_count, OCTEP_OQ_RECVBUF_SIZE);
 	if (unlikely(!oq->buff_info)) {
 		dev_err(&oct->pdev->dev,
 			"Failed to allocate buffer info for OQ-%d\n", q_no);
-- 
2.7.4