On Mon, May 22, 2017 at 06:37:19PM +0200, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Mon, 22 May 2017 17:20:11 +0200
>
> * A multiplication for the size determination of a memory allocation
> indicated that an array data structure should be processed.
> Thus use the corresponding function "kmalloc_array".
>
> This issue was detected by using the Coccinelle software.
>
> * Replace the specification of a data structure by a pointer dereference
> to make the corresponding size determination a bit safer according to
> the Linux coding style convention.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@xxxxxxxxx>
> ---
> net/sctp/protocol.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
> index 989a900383b5..2b1a6215bd2f 100644
> --- a/net/sctp/protocol.c
> +++ b/net/sctp/protocol.c
> @@ -1442,6 +1442,6 @@ static __init int sctp_init(void)
>
> /* Allocate and initialize the endpoint hash table. */
> sctp_ep_hashsize = 64;
> - sctp_ep_hashtable =
> - kmalloc(64 * sizeof(struct sctp_hashbucket), GFP_KERNEL);
> + sctp_ep_hashtable = kmalloc_array(64, sizeof(*sctp_ep_hashtable),
> + GFP_KERNEL);
> if (!sctp_ep_hashtable) {
> --
> 2.13.0
>
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