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From: Pavel Machek <pavel@nabladev.com>
To: nobuhiro.iwamatsu.x90@mail.toshiba
Cc: cip-dev@lists.cip-project.org, pavel@nabladev.com, uli@fpond.eu,
	tommaso.merciai.xr@bp.renesas.com,
	fabrizio.castro.jz@renesas.com, claudiu.beznea.uj@bp.renesas.com,
	cosmin-gabriel.tanislav.xa@renesas.com
Subject: Re: [cip-dev] [PATCH 6.1.y-cip 2/5] dmaengine: sh: rz-dmac: fix device leak on probe failure
Date: Mon, 26 Oct 2026 17:58:58 +0100	[thread overview]
Message-ID: <at-G0rpdQ3RHmZx0@duo.ucw.cz> (raw)
In-Reply-To: <1792979242-32127-3-git-send-email-nobuhiro.iwamatsu.x90@mail.toshiba>

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Hi!

> From: Johan Hovold <johan@kernel.org>
> 
> commit 9fb490323997dcb6f749cd2660a17a39854600cd upstream.
> 
> Make sure to drop the reference taken when looking up the ICU device
> during probe also on probe failures (e.g. probe deferral).

According to code, if "renesas,icu" is not present, that's still okay:

        ret = of_parse_phandle_with_fixed_args(np, "renesas,icu", 1, 0, &args);
        if (ret == -ENOENT)
		return 0;

but we skip put_device() in such case. Original code did do
platform_device_put(NULL) in this case, so I guess we are still okay.

Reviewed-by: Pavel Machek <pavel@nabladev.com>

Best regards,
								Pavel

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  parent reply	other threads:[~2026-10-26 16:59 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-26  1:47 [PATCH 6.1.y-cip 0/5] Fix CVEs related to patches backported to the CIP kernel Nobuhiro Iwamatsu
2026-10-26  1:47 ` [PATCH 6.1.y-cip 1/5] i3c: master: renesas: Fix memory leak in renesas_i3c_i3c_xfers() Nobuhiro Iwamatsu
2026-10-26 10:45   ` [cip-dev] " claudiu beznea
2026-10-26  1:47 ` [PATCH 6.1.y-cip 2/5] dmaengine: sh: rz-dmac: fix device leak on probe failure Nobuhiro Iwamatsu
2026-10-26 10:48   ` [cip-dev] " claudiu beznea
2026-10-26 16:58   ` Pavel Machek [this message]
2026-10-26  1:47 ` [PATCH 6.1.y-cip 3/5] iio: adc: rzg2l_adc: Set driver data before enabling runtime PM Nobuhiro Iwamatsu
2026-10-26 10:49   ` [cip-dev] " claudiu beznea
2026-10-26  1:47 ` [PATCH 6.1.y-cip 4/5] counter: rz-mtu3-cnt: prevent counter from being toggled multiple times Nobuhiro Iwamatsu
2026-10-26  1:47 ` [PATCH 6.1.y-cip 5/5] counter: rz-mtu3-cnt: do not use struct rz_mtu3_channel's dev member Nobuhiro Iwamatsu
2026-10-26 17:05 ` [cip-dev] [PATCH 6.1.y-cip 0/5] Fix CVEs related to patches backported to the CIP kernel Pavel Machek
2026-10-27 21:19 ` Pavel Machek

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