Re: [PATCH RFC v2 1/2] pidfs: keep pidfs dentry stashed once created

[Christian Brauner <brauner@xxxxxxxxxx>]

> @@ -2234,8 +2239,15 @@ int path_from_stashed(struct dentry **stashed, struct vfsmount *mnt, void *data,
>  		return PTR_ERR(dentry);
>  
>  	/* Added a new dentry. @data is now owned by the filesystem. */
> -	path->dentry = stash_dentry(stashed, dentry);
> -	if (path->dentry != dentry)
> +	if (sops->stash_dentry)
> +		res = sops->stash_dentry(stashed, dentry);
> +	else
> +		res = stash_dentry(stashed, dentry);
> +	if (IS_ERR(res))
> +		return PTR_ERR(res);

Missing dput(). Fixed in-tree.