Avoid that gcc 7 reports the following warning when building with W=1:
warning: this statement may fall through [-Wimplicit-fallthrough=]
Signed-off-by: Bart Van Assche <bart.vanassche@xxxxxxx>
Cc: Leon Romanovsky <leonro@xxxxxxxxxxxx>
---
drivers/infiniband/hw/mlx4/cq.c | 2 ++
drivers/infiniband/hw/mlx4/mcg.c | 1 +
2 files changed, 3 insertions(+)
diff --git a/drivers/infiniband/hw/mlx4/cq.c b/drivers/infiniband/hw/mlx4/cq.c
index cab796341697..6d5f405912dd 100644
--- a/drivers/infiniband/hw/mlx4/cq.c
+++ b/drivers/infiniband/hw/mlx4/cq.c
@@ -768,11 +768,13 @@ static int mlx4_ib_poll_one(struct mlx4_ib_cq *cq,
switch (cqe->owner_sr_opcode & MLX4_CQE_OPCODE_MASK) {
case MLX4_OPCODE_RDMA_WRITE_IMM:
wc->wc_flags |= IB_WC_WITH_IMM;
+ /* fall through */
case MLX4_OPCODE_RDMA_WRITE:
wc->opcode = IB_WC_RDMA_WRITE;
break;
case MLX4_OPCODE_SEND_IMM:
wc->wc_flags |= IB_WC_WITH_IMM;
+ /* fall through */
case MLX4_OPCODE_SEND:
case MLX4_OPCODE_SEND_INVAL:
wc->opcode = IB_WC_SEND;
diff --git a/drivers/infiniband/hw/mlx4/mcg.c b/drivers/infiniband/hw/mlx4/mcg.c
index 70eb9f917303..81ffc007e0a1 100644
--- a/drivers/infiniband/hw/mlx4/mcg.c
+++ b/drivers/infiniband/hw/mlx4/mcg.c
@@ -944,6 +944,7 @@ int mlx4_ib_mcg_multiplex_handler(struct ib_device *ibdev, int port,
switch (sa_mad->mad_hdr.method) {
case IB_MGMT_METHOD_SET:
may_create = 1;
+ /* fall through */
case IB_SA_METHOD_DELETE:
req = kzalloc(sizeof *req, GFP_KERNEL);
if (!req)
--
2.14.2
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