From 59b0ed121297b57abb2352bdc8313959e7cb5635 Mon Sep 17 00:00:00 2001 From: Roland Dreier Date: Sat, 19 May 2007 08:51:58 -0700 Subject: [PATCH] IB/mlx4: Fix check of opcode in mlx4_ib_post_send() wr->opcode is invalid if it's >= ARRAY_SIZE(mlx4_ib_opcode), not just strictly >. This was spotted by the Coverity checker (CID 1643). Signed-off-by: Roland Dreier --- drivers/infiniband/hw/mlx4/qp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index bd28af5753d1..5706f988e2ec 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -1238,7 +1238,7 @@ int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, */ wmb(); - if (wr->opcode < 0 || wr->opcode > ARRAY_SIZE(mlx4_ib_opcode)) { + if (wr->opcode < 0 || wr->opcode >= ARRAY_SIZE(mlx4_ib_opcode)) { err = -EINVAL; goto out; } -- 2.20.1