Re: [PATCH 07/17][trivial] net, wireless: Remove unnecessary castsof void ptr returning alloc function return values

From: John W. Linville
Date: Mon Nov 08 2010 - 20:30:07 EST


On Tue, Nov 09, 2010 at 12:09:13AM +0100, Jesper Juhl wrote:
> Hi,
>
> The [vk][cmz]alloc(_node) family of functions return void pointers which
> it's completely unnecessary/pointless to cast to other pointer types since
> that happens implicitly.
>
> This patch removes such casts from drivers/net/
>
>
> Signed-off-by: Jesper Juhl <jj@xxxxxxxxxxxxx>
> ---
> zd_chip.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
> diff --git a/drivers/net/wireless/zd1211rw/zd_chip.c b/drivers/net/wireless/zd1211rw/zd_chip.c
> index 87a95bc..dfcebed 100644
> --- a/drivers/net/wireless/zd1211rw/zd_chip.c
> +++ b/drivers/net/wireless/zd1211rw/zd_chip.c
> @@ -117,8 +117,7 @@ int zd_ioread32v_locked(struct zd_chip *chip, u32 *values, const zd_addr_t *addr
>
> /* Allocate a single memory block for values and addresses. */
> count16 = 2*count;
> - a16 = (zd_addr_t *) kmalloc(count16 * (sizeof(zd_addr_t) + sizeof(u16)),
> - GFP_KERNEL);
> + a16 = kmalloc(count16 * (sizeof(zd_addr_t) + sizeof(u16)), GFP_KERNEL);
> if (!a16) {
> dev_dbg_f(zd_chip_dev(chip),
> "error ENOMEM in allocation of a16\n");

kcalloc?

--
John W. Linville Someday the world will need a hero, and you
linville@xxxxxxxxxxxxx might be all we have. Be ready.
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