Re: [PATCH] message/fusion/mptbase.c: Use kmemdup instead of memcpy and kmalloc

[Joe Perches]

On Wed, 2019-05-22 at 15:23 +0530, Bharath Vedartham wrote:
> Replace kmalloc + memcpy with kmemdup.
> This was reported by coccinelle.
[]
> diff --git a/drivers/message/fusion/mptbase.c 
> b/drivers/message/fusion/mptbase.c
[]
> @@ -6001,13 +6001,12 @@ mpt_findImVolumes(MPT_ADAPTER *ioc)
>       if (mpt_config(ioc, &cfg) != 0)
>               goto out;
>  
> -     mem = kmalloc(iocpage2sz, GFP_KERNEL);
> +     mem = kmemdup((u8 *)pIoc2, iocpage2sz, GFP_KERNEL);

You should remove the unnecessary cast here.