Re: [PATCH v2 6/8] drivers/md/md.c: Use strreplace

From: Neil Brown
Date: Tue Jun 09 2015 - 17:17:29 EST


On Tue, 9 Jun 2015 01:26:54 +0200
Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx> wrote:

> There's no point in starting over when we meet a '/'. This also
> eliminates a stack variable and a little .text.
>
> Signed-off-by: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
> ---
> v2: no changes.
>
> drivers/md/md.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/md/md.c b/drivers/md/md.c
> index 27506302eb7a..2ea2f28551c5 100644
> --- a/drivers/md/md.c
> +++ b/drivers/md/md.c
> @@ -2024,7 +2024,6 @@ static int bind_rdev_to_array(struct md_rdev
> *rdev, struct mddev *mddev) {
> char b[BDEVNAME_SIZE];
> struct kobject *ko;
> - char *s;
> int err;
>
> /* prevent duplicates */
> @@ -2070,8 +2069,7 @@ static int bind_rdev_to_array(struct md_rdev
> *rdev, struct mddev *mddev) return -EBUSY;
> }
> bdevname(rdev->bdev,b);
> - while ( (s=strchr(b, '/')) != NULL)
> - *s = '!';
> + strreplace(b, '/', '!');
>
> rdev->mddev = mddev;
> printk(KERN_INFO "md: bind<%s>\n", b);


Acked-by: NeilBrown <neilb@xxxxxxx>

I'm happy for Andrew to merge this.
Thanks,
NeilBrown
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