diff options
| author | Jérémy Lefaure <jeremy.lefaure@lse.epita.fr> | 2017-10-16 08:45:17 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-10-18 19:16:14 +0300 |
| commit | e980b44134c89afb65176e70aaf293d608002e83 (patch) | |
| tree | 644a64b104e9cfdbc4cf7d80cd756cf36d454a13 /drivers/infiniband | |
| parent | 99260132fde7bddc6e0132ce53da94d1c9ccabcb (diff) | |
| download | linux-e980b44134c89afb65176e70aaf293d608002e83.tar.xz | |
IB/mlx5: Use ARRAY_SIZE
Using the ARRAY_SIZE macro improves the readability of the code.
Found with Coccinelle with the following semantic patch:
@r depends on (org || report)@
type T;
T[] E;
position p;
@@
(
(sizeof(E)@p /sizeof(*E))
|
(sizeof(E)@p /sizeof(E[...]))
|
(sizeof(E)@p /sizeof(T))
)
Signed-off-by: Jérémy Lefaure <jeremy.lefaure@lse.epita.fr>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/odp.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c index 3d701c7a4c91..e2197bdda89c 100644 --- a/drivers/infiniband/hw/mlx5/odp.c +++ b/drivers/infiniband/hw/mlx5/odp.c @@ -32,6 +32,7 @@ #include <rdma/ib_umem.h> #include <rdma/ib_umem_odp.h> +#include <linux/kernel.h> #include "mlx5_ib.h" #include "cmd.h" @@ -929,9 +930,8 @@ static int mlx5_ib_mr_initiator_pfault_handler( return -EFAULT; } - if (unlikely(opcode >= sizeof(mlx5_ib_odp_opcode_cap) / - sizeof(mlx5_ib_odp_opcode_cap[0]) || - !(transport_caps & mlx5_ib_odp_opcode_cap[opcode]))) { + if (unlikely(opcode >= ARRAY_SIZE(mlx5_ib_odp_opcode_cap) || + !(transport_caps & mlx5_ib_odp_opcode_cap[opcode]))) { mlx5_ib_err(dev, "ODP fault on QP of an unsupported opcode 0x%x\n", opcode); return -EFAULT; |