From: Takashi Iwai <tiwai@suse.de>
To: Johan Hovold <johan@kernel.org>
Cc: Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ALSA: us122l: drop redundant interface references
Date: Thu, 05 Mar 2026 14:04:52 +0100 [thread overview]
Message-ID: <871phyxw97.wl-tiwai@suse.de> (raw)
In-Reply-To: <20260305111810.18688-1-johan@kernel.org>
On Thu, 05 Mar 2026 12:18:10 +0100,
Johan Hovold wrote:
>
> Driver core holds a reference to the USB interface and its parent USB
> device while the interface is bound to a driver and there is no need to
> take additional references unless the structures are needed after
> disconnect.
>
> Similarly, USB core holds a reference to all interfaces in the active
> configuration so there is no need for a driver to take a reference to a
> sibling interface only to release it at disconnect either.
>
> Drop the redundant references to reduce cargo culting, make it easier to
> spot drivers where extra references are needed, and reduce the risk of
> memory leaks when drivers fail to release them.
>
> Signed-off-by: Johan Hovold <johan@kernel.org>
Thanks, applied now.
Takashi
prev parent reply other threads:[~2026-03-05 13:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-05 11:18 [PATCH] ALSA: us122l: drop redundant interface references Johan Hovold
2026-03-05 13:04 ` Takashi Iwai [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=871phyxw97.wl-tiwai@suse.de \
--to=tiwai@suse.de \
--cc=johan@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-sound@vger.kernel.org \
--cc=perex@perex.cz \
--cc=tiwai@suse.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.