Subject: Re: [PATCH v2] misc: mic: Use memdup_user() as a cleanup

From: Greg KH <[email-masked]>
Date: Tue, 12 Dec 2017 12:49:37 +0100

On Tue, Dec 12, 2017 at 11:40:58AM +0100, Vasyl Gomonovych wrote:
> Fix coccicheck warning which recommends to use memdup_user():
> 
> drivers/misc/mic/vop/vop_vringh.c:940:14-21: WARNING opportunity for memdup_user
> drivers/misc/mic/vop/vop_vringh.c:998:8-15: WARNING opportunity for memdup_user
> 
> Generated by: scripts/coccinelle/memdup_user/memdup_user.cocci
> 
> Changelog:
>  - v1:
>    - Replace kzalloc + copy_from_user on memdup_user
>  - v2:
>    - Clear forgotten done label
>      After merging the char-misc tree, today's linux-next build
>      (x86_64_allmodconfig) produced this warning:
>      drivers/misc/mic/vop/vop_vringh.c: In function 'vop_ioctl':
>      drivers/misc/mic/vop/vop_vringh.c:1001:1: warning: label 'done' defined but not used [-Wunused-label]

Will not work as I already have taken v1.

Also, put the changelog below the --- line please.

thanks,

greg k-h