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Message-ID: <0a49f195-0a06-1ffc-e4eb-3607d35a315f@ti.com>
Date: Fri, 10 Nov 2023 21:48:56 +0530
From: "Anwar, Md Danish" <a0501179@...com>
To: Jan Kiszka <jan.kiszka@...mens.com>,
"David S. Miller"
<davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski
<kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>, MD Danish Anwar
<danishanwar@...com>
CC: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
"Lopes Ivo,
Diogo Miguel (T CED IFD-PT)" <diogo.ivo@...mens.com>,
Nishanth Menon
<nm@...com>,
"Su, Bao Cheng (RC-CN DF FA R&D)" <baocheng.su@...mens.com>,
Wojciech Drewek <wojciech.drewek@...el.com>,
Roger Quadros
<rogerq@...nel.org>
Subject: Re: [PATCH net v4] net: ti: icssg-prueth: Add missing icss_iep_put to
error path
On 11/10/2023 9:43 PM, Jan Kiszka wrote:
> From: Jan Kiszka <jan.kiszka@...mens.com>
>
> Analogously to prueth_remove, just also taking care for NULL'ing the
> iep pointers.
>
> Fixes: 186734c15886 ("net: ti: icssg-prueth: add packet timestamping and ptp support")
> Fixes: 443a2367ba3c ("net: ti: icssg-prueth: am65x SR2.0 add 10M full duplex support")
> Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>
> Reviewed-by: Wojciech Drewek <wojciech.drewek@...el.com>
Reviewed-by: MD Danish Anwar <danishanwar@...com>
> ---
>
> Changes in v4:
> - no functional ones
> - added one original author in CC with new address (no address of
> Grygorii available)
>
> Changes in v3:
> - consolidate cleanup logic further [Wojciech]
> - make sure to NULL iep pointers
>
> Changes in v2:
> - add proper tags
>
> This was lost from the TI SDK version while ripping out SR1.0 support -
> which we are currently restoring for upstream.
>
> drivers/net/ethernet/ti/icssg/icssg_prueth.c | 11 +++++++----
> 1 file changed, 7 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.c b/drivers/net/ethernet/ti/icssg/icssg_prueth.c
> index 6c4b64227ac8..3abbeba26f1b 100644
> --- a/drivers/net/ethernet/ti/icssg/icssg_prueth.c
> +++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.c
> @@ -2105,10 +2105,7 @@ static int prueth_probe(struct platform_device *pdev)
> prueth->iep1 = icss_iep_get_idx(np, 1);
> if (IS_ERR(prueth->iep1)) {
> ret = dev_err_probe(dev, PTR_ERR(prueth->iep1), "iep1 get failed\n");
> - icss_iep_put(prueth->iep0);
> - prueth->iep0 = NULL;
> - prueth->iep1 = NULL;
> - goto free_pool;
> + goto put_iep0;
> }
>
> if (prueth->pdata.quirk_10m_link_issue) {
> @@ -2205,6 +2202,12 @@ static int prueth_probe(struct platform_device *pdev)
> exit_iep:
> if (prueth->pdata.quirk_10m_link_issue)
> icss_iep_exit_fw(prueth->iep1);
> + icss_iep_put(prueth->iep1);
> +
> +put_iep0:
> + icss_iep_put(prueth->iep0);
> + prueth->iep0 = NULL;
> + prueth->iep1 = NULL;
>
> free_pool:
> gen_pool_free(prueth->sram_pool,
--
Thanks and Regards,
Md Danish Anwar
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