From: "Michael S. Tsirkin" <mst@redhat.com>
To: Tanmay Bhushan <007047221b@gmail.com>
Cc: linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org
Subject: Re: [PATCH] vdpa: ifcvf: Do proper cleanup if IFCVF init fails
Date: Fri, 27 Jan 2023 05:37:55 -0500 [thread overview]
Message-ID: <20230127053731-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <772e9fe133f21fa78fb98a2ebe8969efbbd58e3c.camel@gmail.com>
On Tue, Dec 27, 2022 at 10:15:25PM +0100, Tanmay Bhushan wrote:
> >From 7eae04667ddaac8baa4812d48ef2c942cedef946 Mon Sep 17 00:00:00 2001
> From: Tanmay Bhushan <007047221b@gmail.com>
> Date: Tue, 27 Dec 2022 22:02:16 +0100
> Subject: [PATCH] vdpa: ifcvf: Do proper cleanup if IFCVF init fails
>
> ifcvf_mgmt_dev leaks memory if it is not freed before
> returning. Call is made to correct return statement
> so memory does not leak. ifcvf_init_hw does not take
> care of this so it is needed to do it here.
>
> Signed-off-by: Tanmay Bhushan <007047221b@gmail.com>
> ---
> drivers/vdpa/ifcvf/ifcvf_main.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c
> b/drivers/vdpa/ifcvf/ifcvf_main.c
> index f9c0044c6442..44b29289aa19 100644
> --- a/drivers/vdpa/ifcvf/ifcvf_main.c
> +++ b/drivers/vdpa/ifcvf/ifcvf_main.c
> @@ -849,7 +849,7 @@ static int ifcvf_probe(struct pci_dev *pdev, const
> struct pci_device_id *id)
BTW your patch was mangled but I fixed it.
> ret = ifcvf_init_hw(vf, pdev);
> if (ret) {
> IFCVF_ERR(pdev, "Failed to init IFCVF hw\n");
> - return ret;
> + goto err;
> }
>
> for (i = 0; i < vf->nr_vring; i++)
> --
> 2.34.1
>
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prev parent reply other threads:[~2023-01-27 10:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <772e9fe133f21fa78fb98a2ebe8969efbbd58e3c.camel@gmail.com>
2022-12-28 6:58 ` [PATCH] vdpa: ifcvf: Do proper cleanup if IFCVF init fails Jason Wang
2022-12-29 4:25 ` Zhu, Lingshan
2023-01-27 10:37 ` Michael S. Tsirkin [this message]
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