[PATCH RESEND] clk: at91: sam9x7: Use kmalloc_array() instead of kmalloc()

Claudiu Beznea claudiu.beznea at tuxon.dev
Sat Nov 8 02:00:01 PST 2025


Hi, Sidharth,

On 9/24/25 17:55, Sidharth Seela wrote:
> Replace kmalloc with kmalloc array in clk/at91/sam9x7.c. Refactor to new
> API, for cases with dynamic size calculations inside kmalloc().
> 
> Resend is to correct previously sent patches mailing address.
> 
> Signed-off-by: Sidharth Seela <sidharthseela at gmail.com>
> ---
> diff --git a/drivers/clk/at91/sam9x7.c b/drivers/clk/at91/sam9x7.c
> index ffab32b047a0..0c0a746a183d 100644
> --- a/drivers/clk/at91/sam9x7.c
> +++ b/drivers/clk/at91/sam9x7.c
> @@ -748,9 +748,9 @@ static void __init sam9x7_pmc_setup(struct device_node *np)
>  	if (!sam9x7_pmc)
>  		return;
>  
> -	clk_mux_buffer = kmalloc(sizeof(void *) *
> -				 (ARRAY_SIZE(sam9x7_gck)),
> -				 GFP_KERNEL);
> +	clk_mux_buffer = kmalloc_array(ARRAY_SIZE(sam9x7_gck),
> +					sizeof(void *),

sizeof(*clk_mux_buffer)

Also, this line should be aligned on the above "(". Please run checkpatch.pl.

Could you please update the other at91 clock drivers?

[1]
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/coding-style.rst

> +					GFP_KERNEL);

This like could fit on the above one.

Thank you,
Claudiu

>  	if (!clk_mux_buffer)
>  		goto err_free;
>  




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