1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index bbbcf389272c..416cb7244224 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -2501,7 +2501,7 @@ int mlx5_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
         spin_lock_irqsave(&qp->sq.lock, flags);
 
         for (nreq = 0; wr; nreq++, wr = wr->next) {
-                if (unlikely(wr->opcode >= sizeof(mlx5_ib_opcode) / sizeof(mlx5_ib_opcode[0]))) {
+                if (unlikely(wr->opcode >= ARRAY_SIZE(mlx5_ib_opcode))) {
                         mlx5_ib_warn(dev, "\n");
                         err = -EINVAL;
                         *bad_wr = wr;