Re: [PATCH] bcache: Trivial fix to bdput

[Coly Li]

On 12/21/20 11:17 AM, Yi Li wrote:
> Trivial fix to bdput.
> 
> Signed-off-by: Yi Li <yili@xxxxxxxxxxx>e

Hi Yi,

Indeed these two fixes are not that trivial. I suggest to describe more
detail about why your fixes are necessary and what problems are fixed by
your patches.


Thanks.

Coly Li


> ---
>  drivers/md/bcache/super.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
> index f7ad1e26b013..1756f6926098 100644
> --- a/drivers/md/bcache/super.c
> +++ b/drivers/md/bcache/super.c
> @@ -2525,8 +2525,8 @@ static ssize_t register_bcache(struct kobject *k, struct kobj_attribute *attr,
>  			else
>  				err = "device busy";
>  			mutex_unlock(&bch_register_lock);
> -			if (!IS_ERR(bdev))
> -				bdput(bdev);
> +			if (!IS_ERR(dev))
> +				bdput(dev);
>  			if (attr == &ksysfs_register_quiet)
>  				goto done;
>  		}
>