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From: David Howells <dhowells@redhat.com>
To: Christian Brauner <brauner@kernel.org>
Cc: dhowells@redhat.com, Max Kellermann <max.kellermann@ionos.com>,
	Paulo Alcantara <pc@manguebit.org>,
	netfs@lists.linux.dev, linux-fsdevel@vger.kernel.org,
	linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH v3] netfs: fix reference leak
Date: Thu, 25 Sep 2025 14:06:01 +0100	[thread overview]
Message-ID: <936354.1758805561@warthog.procyon.org.uk> (raw)
In-Reply-To: <928357.1758793097@warthog.procyon.org.uk>

David Howells <dhowells@redhat.com> wrote:

> +/*
> + * Free a request (synchronously) that was just allocated but has
> + * failed before it could be submitted.
> + */
> +void netfs_put_failed_request(struct netfs_io_request *rreq)
> +{
> +	/* new requests have two references (see
> +	 * netfs_alloc_request(), and this function is only allowed on
> +	 * new request objects
> +	 */
> +	WARN_ON_ONCE(refcount_read(&rreq->ref) != 2);
> +
> +	trace_netfs_rreq_ref(rreq->debug_id, 0, netfs_rreq_trace_put_failed);
> +	netfs_free_request(&rreq->cleanup_work);
> +}
> +

Sigh.  I forgot to commit my changes.  Will repost.

David


  reply	other threads:[~2025-09-25 13:06 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-25  9:38 [PATCH v3] netfs: fix reference leak David Howells
2025-09-25 13:06 ` David Howells [this message]
2025-09-25 13:08 ` [PATCH v3 REPOST] " David Howells
2025-09-26  8:14   ` Christian Brauner

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