Re: [PATCH] vfs: use kstrdup()

["Pekka Enberg" <penberg@cs.helsinki.fi>]

On Sat, Jul 19, 2008 at 1:16 PM, Li Zefan <lizf@cn.fujitsu.com> wrote:
> This piece of code can be replaced by a kstrdup().
>
> Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>

Looks good to me.

Reviewed-by: Pekka Enberg <penberg@cs.helsinki.fi>

> ---
>  fs/namespace.c |    9 +--------
>  1 files changed, 1 insertions(+), 8 deletions(-)
>
> diff --git a/fs/namespace.c b/fs/namespace.c
> index 4f6f763..08c3b2d 100644
> --- a/fs/namespace.c
> +++ b/fs/namespace.c
> @@ -127,14 +127,7 @@ struct vfsmount *alloc_vfsmnt(const char *name)
>                INIT_LIST_HEAD(&mnt->mnt_slave_list);
>                INIT_LIST_HEAD(&mnt->mnt_slave);
>                atomic_set(&mnt->__mnt_writers, 0);
> -               if (name) {
> -                       int size = strlen(name) + 1;
> -                       char *newname = kmalloc(size, GFP_KERNEL);
> -                       if (newname) {
> -                               memcpy(newname, name, size);
> -                               mnt->mnt_devname = newname;
> -                       }
> -               }
> +               mnt->mnt_devname = kstrdup(name, GFP_KERNEL);
>        }
>        return mnt;
>  }
> --
> 1.5.4.rc3
>
>
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