From nobody Fri Sep 25 02:44:22 2026 Received: from cstnet.cn (smtp25.cstnet.cn [159.226.251.25]) (using TLSv1.2 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 891A34E06DB; Thu, 17 Sep 2026 11:46:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.226.251.25 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789645595; cv=none; b=fIH8WQjLE14yZkH9YsWQllRmyKlz3w5rIis0EnxnfN9xhxFT12yY9VSW8m8J62OwHZxmnfY1DH2H2HBSIJCsbr3kSFFVNgroj9SHG4va+fEIRKVqGl1/hL1HWRDVy9eKcJMdmlfe1wP6HG/S++7kF2XwbSQGSZuWcHbirO0fYTE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789645595; c=relaxed/simple; bh=ELAGzky4r3tizqr7AhUo0wQ99KmBzMkbaVyLIMmXrEM=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=pNDOyGfIHntLic96W7tzqKfpmwQT9w6x13zhAl2FZ78Ulnv9bh/Ammyi8u91CnsQGW2++xljK6Lp5XJgia9TFns5msw0DdWnZKiiLN8NJpXWKEwY0BXrS0Go4urcwFmFn7toishowjL7dOS2ppEcyV78vP0QwwEE9GJb+QthbQA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn; spf=pass smtp.mailfrom=iscas.ac.cn; arc=none smtp.client-ip=159.226.251.25 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=iscas.ac.cn Received: from dfae2b116770.home.arpa (unknown [36.110.52.2]) by APP-05 (Coremail) with SMTP id zQCowAC3HzoI06tqb9h_CA--.2055S2; Thu, 17 Sep 2026 19:46:16 +0800 (CST) From: Wentao Liang To: andrew+netdev@lunn.ch Cc: davem@davemloft.net, edumazet@google.com, grygorii.strashko@ti.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, richardcochran@gmail.com, Wentao Liang , stable@vger.kernel.org Subject: [PATCH] net: ethernet: ti: cpts: Fix refclk node leak in cpts_of_mux_clk_setup() Date: Thu, 17 Sep 2026 11:46:16 +0000 Message-Id: <20260917114616.2149617-1-vulab@iscas.ac.cn> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: zQCowAC3HzoI06tqb9h_CA--.2055S2 X-Coremail-Antispam: 1UD129KBjvdXoWrZF1kKFWkuF48AFWktryDAwb_yoWDGrg_Gr 1IgFn5tayUGrsYkw47trsxZasIkasrZa4fXay29FW3Xry7Gr10yr98Cwn3X3yUWr48GFyD JwnrAa9rZ342vjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbgkYjsxI4VW3JwAYFVCjjxCrM7CY07I20VC2zVCF04k26cxKx2IY s7xG6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4 kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Xr0_Ar1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_ Gr1j6F4UJwA2z4x0Y4vEx4A2jsIE14v26rxl6s0DM28EF7xvwVC2z280aVCY1x0267AKxV W0oVCq3wAS0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv 7VC0I7IYx2IY67AKxVWUtVWrXwAv7VC2z280aVAFwI0_Gr1j6F4UJwAm72CE4IkC6x0Yz7 v_Jr0_Gr1lF7xvr2IYc2Ij64vIr41lF7I21c0E0s8F02x267IIx4CEVc8vx2IErcIFxwAC I402YVCY1x02628vn2kIc2xKxwCY1x0262kKe7AKxVWUtVW8ZwCF04k20xvY0x0EwIxGrw CF04k20xvE74AGY7Cv6cx26r48ZrWUJr1UMxC20s026xCaFVCjc4AY6r1j6r4UMI8I3I0E 5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWUtV W8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1I6r4UMIIF0xvE2Ix0cI8IcVCY 1x0267AKxVWxJVW8Jr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14 v26r4UJVWxJr1lIxAIcVC2z280aVCY1x0267AKxVW0oVCq3bIYCTnIWIevJa73UjIFyTuY vjxU2kucDUUUU X-CM-SenderInfo: pyxotu46lvutnvoduhdfq/1tbiBwMNA2qrrRlz5wAAsr Content-Type: text/plain; charset="utf-8" cpts_of_mux_clk_setup() takes a reference on the "cpts-refclk-mux" child node that is only released on the mux_fail error path. When the mux clock provider is registered successfully, the reference is leaked. of_clk_add_hw_provider() keeps its own reference on the node, so release the one taken here before returning. Fixes: a3047a81ba13 ("net: ethernet: ti: cpts: add support for ext rftclk s= election") Cc: stable@vger.kernel.org Signed-off-by: Wentao Liang --- drivers/net/ethernet/ti/cpts.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c index 2ba4c8795d60..372cef13d81e 100644 --- a/drivers/net/ethernet/ti/cpts.c +++ b/drivers/net/ethernet/ti/cpts.c @@ -714,6 +714,8 @@ static int cpts_of_mux_clk_setup(struct cpts *cpts, str= uct device_node *node) goto mux_fail; } =20 + of_node_put(refclk_np); + return ret; =20 mux_fail: --=20 2.34.1