Re: [PATCH 17/31] scsi/aacraid: use kmemdup rather than duplicating its implementation

[Andrzej Hajda]

Ping.

Regards
Andrzej

On 08/07/2015 09:59 AM, Andrzej Hajda wrote:
> The patch was generated using fixed coccinelle semantic patch
> scripts/coccinelle/api/memdup.cocci [1].
>
> [1]: http://permalink.gmane.org/gmane.linux.kernel/2014320
>
> Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
> ---
>  drivers/scsi/aacraid/commctrl.c | 7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/scsi/aacraid/commctrl.c b/drivers/scsi/aacraid/commctrl.c
> index 54195a1..d2ed626 100644
> --- a/drivers/scsi/aacraid/commctrl.c
> +++ b/drivers/scsi/aacraid/commctrl.c
> @@ -635,15 +635,14 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg)
>  			}
>  		} else {
>  			struct user_sgmap* usg;
> -			usg = kmalloc(actual_fibsize - sizeof(struct aac_srb)
> -			  + sizeof(struct sgmap), GFP_KERNEL);
> +			usg = kmemdup(upsg,
> +				      actual_fibsize - sizeof(struct aac_srb) + sizeof(struct sgmap),
> +				      GFP_KERNEL);
>  			if (!usg) {
>  				dprintk((KERN_DEBUG"aacraid: Allocation error in Raw SRB command\n"));
>  				rcode = -ENOMEM;
>  				goto cleanup;
>  			}
> -			memcpy (usg, upsg, actual_fibsize - sizeof(struct aac_srb)
> -			  + sizeof(struct sgmap));
>  			actual_fibsize = actual_fibsize64;
>  
>  			for (i = 0; i < usg->count; i++) {

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