diff mbox

[17/29] IB/mlx4: Improve another size determination in mlx4_ib_add()

Message ID 2269d63f-433d-b62b-06f2-38a4d9d466f4@users.sourceforge.net (mailing list archive)
State Changes Requested
Headers show

Commit Message

SF Markus Elfring Feb. 18, 2017, 9:05 p.m. UTC
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sat, 18 Feb 2017 15:43:54 +0100

Replace the specification of a data structure by a pointer dereference
as the parameter for the operator "sizeof" to make the corresponding size
determination a bit safer according to the Linux coding style convention.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/infiniband/hw/mlx4/main.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

Comments

Majd Dibbiny Feb. 19, 2017, 5:36 p.m. UTC | #1
> On Feb 18, 2017, at 11:06 PM, SF Markus Elfring <elfring@users.sourceforge.net> wrote:
> 
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Sat, 18 Feb 2017 15:43:54 +0100
> 
> Replace the specification of a data structure by a pointer dereference
> as the parameter for the operator "sizeof" to make the corresponding size
> determination a bit safer according to the Linux coding style convention.
> 
> Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
> ---
> drivers/infiniband/hw/mlx4/main.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
> index b78f17623121..f3194f2a6e62 100644
> --- a/drivers/infiniband/hw/mlx4/main.c
> +++ b/drivers/infiniband/hw/mlx4/main.c
> @@ -2825,9 +2825,8 @@ static void *mlx4_ib_add(struct mlx4_dev *dev)
>    }
>    if (mlx4_is_bonded(dev))
>        for (i = 1; i < ibdev->num_ports ; ++i) {
> -            new_counter_index =
> -                    kmalloc(sizeof(struct counter_index),
> -                        GFP_KERNEL);
> +            new_counter_index = kmalloc(sizeof(*new_counter_index),
> +                            GFP_KERNEL);
>            if (!new_counter_index)
>                goto err_counter;
>            new_counter_index->index = counter_index;
> -- 
> 2.11.1
> 
> --
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Thanks,
Reviewed-by: Majd Dibbiny
<majd@mellanox.com>--
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Majd Dibbiny Feb. 19, 2017, 5:36 p.m. UTC | #2
> On Feb 18, 2017, at 11:06 PM, SF Markus Elfring <elfring@users.sourceforge.net> wrote:
> 
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Sat, 18 Feb 2017 15:43:54 +0100
> 
> Replace the specification of a data structure by a pointer dereference
> as the parameter for the operator "sizeof" to make the corresponding size
> determination a bit safer according to the Linux coding style convention.
> 
> Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
> ---
> drivers/infiniband/hw/mlx4/main.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
> index b78f17623121..f3194f2a6e62 100644
> --- a/drivers/infiniband/hw/mlx4/main.c
> +++ b/drivers/infiniband/hw/mlx4/main.c
> @@ -2825,9 +2825,8 @@ static void *mlx4_ib_add(struct mlx4_dev *dev)
>    }
>    if (mlx4_is_bonded(dev))
>        for (i = 1; i < ibdev->num_ports ; ++i) {
> -            new_counter_index =
> -                    kmalloc(sizeof(struct counter_index),
> -                        GFP_KERNEL);
> +            new_counter_index = kmalloc(sizeof(*new_counter_index),
> +                            GFP_KERNEL);
>            if (!new_counter_index)
>                goto err_counter;
>            new_counter_index->index = counter_index;
> -- 
> 2.11.1
> 
> --
> To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
Thanks,
Reviewed-by: Majd Dibbiny
<majd@mellanox.com>--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
diff mbox

Patch

diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index b78f17623121..f3194f2a6e62 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -2825,9 +2825,8 @@  static void *mlx4_ib_add(struct mlx4_dev *dev)
 	}
 	if (mlx4_is_bonded(dev))
 		for (i = 1; i < ibdev->num_ports ; ++i) {
-			new_counter_index =
-					kmalloc(sizeof(struct counter_index),
-						GFP_KERNEL);
+			new_counter_index = kmalloc(sizeof(*new_counter_index),
+						    GFP_KERNEL);
 			if (!new_counter_index)
 				goto err_counter;
 			new_counter_index->index = counter_index;