linux-kernel - Re: [PATCH v29 09/13] mm/damon/dbgfs: Support multiple contexts

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Message-ID: <YMck7uUlSvqFqJZH@kroah.com>
Date:   Mon, 14 Jun 2021 11:44:14 +0200
From:   Greg KH <greg@...ah.com>
To:     sieberf@...zon.com
Cc:     sj38.park@...il.com, Jonathan.Cameron@...wei.com, acme@...nel.org,
        akpm@...ux-foundation.org, alexander.shishkin@...ux.intel.com,
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Subject: Re: [PATCH v29 09/13] mm/damon/dbgfs: Support multiple contexts

On Mon, Jun 14, 2021 at 11:30:12AM +0200, sieberf@...zon.com wrote:
> +    new_dir = debugfs_create_dir(name, root);
> +    dbgfs_dirs[dbgfs_nr_ctxs] = new_dir;
> 
> debugfs_create_dir might return ERR_PTR, should this be checked?

No.  Why do you care, the logic will keep on working afterward even if
that were to happen.

thanks,

greg k-h