From: Andrew Davis <afd@ti.com>
To: Johan Hovold <johan@kernel.org>, Nishanth Menon <nm@ti.com>,
"Santosh Shilimkar" <ssantosh@kernel.org>
Cc: <linux-kernel@vger.kernel.org>, <stable@vger.kernel.org>
Subject: Re: [PATCH] soc: ti: k3-socinfo: fix regmap leak on probe failure
Date: Mon, 1 Dec 2025 12:02:33 -0600 [thread overview]
Message-ID: <f8859e4e-b1e0-40ac-9e9b-dd30ab9d6d0b@ti.com> (raw)
In-Reply-To: <20251127134942.2121-1-johan@kernel.org>
On 11/27/25 7:49 AM, Johan Hovold wrote:
> The mmio regmap allocated during probe is never freed.
>
> Switch to using the device managed allocator so that the regmap is
> released on probe failures (e.g. probe deferral) and on driver unbind.
>
> Fixes: a5caf03188e4 ("soc: ti: k3-socinfo: Do not use syscon helper to build regmap")
> Cc: stable@vger.kernel.org # 6.15
> Cc: Andrew Davis <afd@ti.com>
> Signed-off-by: Johan Hovold <johan@kernel.org>
> ---
Acked-by: Andrew Davis <afd@ti.com>
> drivers/soc/ti/k3-socinfo.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/soc/ti/k3-socinfo.c b/drivers/soc/ti/k3-socinfo.c
> index 50c170a995f9..42275cb5ba1c 100644
> --- a/drivers/soc/ti/k3-socinfo.c
> +++ b/drivers/soc/ti/k3-socinfo.c
> @@ -141,7 +141,7 @@ static int k3_chipinfo_probe(struct platform_device *pdev)
> if (IS_ERR(base))
> return PTR_ERR(base);
>
> - regmap = regmap_init_mmio(dev, base, &k3_chipinfo_regmap_cfg);
> + regmap = devm_regmap_init_mmio(dev, base, &k3_chipinfo_regmap_cfg);
> if (IS_ERR(regmap))
> return PTR_ERR(regmap);
>
next prev parent reply other threads:[~2025-12-01 18:02 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-27 13:49 Johan Hovold
2025-12-01 18:02 ` Andrew Davis [this message]
2026-01-14 11:04 ` Johan Hovold
2026-01-14 17:10 ` Nishanth Menon
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