From nobody Mon Feb 9 19:52:08 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 A5392255F52 for ; Mon, 9 Feb 2026 01:59:52 +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=1770602395; cv=none; b=SgwWdOfiIbnU0OvjeZc0Ehq2qc2Gnqn5bCwKb1XsULtXyDahN73Crh4OomffjxU0zAt6OIIclFF0Qz7AJMEwRshKoQFZw7dBNk7FbVVJMlWa9UsrRmVdSH0cuc0vKGv/aod9BZTC12a7zKQBqcCJapEOYWZV/81/f3Cgyj6c9Kg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770602395; c=relaxed/simple; bh=Tq3hSiJNJh8ZSYz48FXEAE3IWf3GZZ40fn9Fg25sZPw=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=kMEVDH0iGssevhX3IktcCMEsBNmAGjU1mCiI4ijaldgRYDE8HpCXwF3q0G3oyaaKlOCZk9WruTnLf3VukTASZq0Ci+TYThqYAQuafcszhXWLZ34N1xiWGdphrkxR5ZXNTcXhDs0OhxZbXE8BIiPzg8CDjE7fjabvE51s6otYtgk= 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 localhost (unknown [124.16.138.129]) by APP-05 (Coremail) with SMTP id zQCowADHVQmLP4lpCfXYBw--.38725S2; Mon, 09 Feb 2026 09:59:39 +0800 (CST) From: Chen Ni To: herve.codina@bootlin.com, qiang.zhao@nxp.com, chleroy@kernel.org Cc: linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Chen Ni Subject: [PATCH] soc: fsl: cpm1: qmc: Fix error check for devm_ioremap_resource() in qmc_qe_init_resources() Date: Mon, 9 Feb 2026 09:59:04 +0800 Message-Id: <20260209015904.871269-1-nichen@iscas.ac.cn> X-Mailer: git-send-email 2.25.1 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: zQCowADHVQmLP4lpCfXYBw--.38725S2 X-Coremail-Antispam: 1UD129KBjvdXoW7GFyUtw1DGw43uF4fZr1DKFg_yoWDArX_Gw 4UtF13Xry8WFyayFW5Kw45Zry093ZFgw4xG3yrta4rA3yUJw4xA3y5Zr93Xa1rXa18AF9r KrWUAFWYvw13ZjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbs8FF20E14v26r4j6ryUM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8w A2z4x0Y4vE2Ix0cI8IcVAFwI0_Xr0_Ar1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr0_ Cr1l84ACjcxK6I8E87Iv67AKxVWxJr0_GcWl84ACjcxK6I8E87Iv6xkF7I0E14v26F4UJV W0owAS0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0 I7IYx2IY67AKxVWUJVWUGwAv7VC2z280aVAFwI0_Jr0_Gr1lOx8S6xCaFVCjc4AY6r1j6r 4UM4x0Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwCY1x0262kKe7AKxVWU AVWUtwCY02Avz4vE14v_KwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8Jw C20s026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAF wI0_JF0_Jw1lIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjx v20xvEc7CjxVAFwI0_Jr0_Gr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2 jsIE14v26r1j6r4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Jr0_GrUvcSsGvfC2KfnxnUUI43 ZEXa7VUbaLvtUUUUU== X-CM-SenderInfo: xqlfxv3q6l2u1dvotugofq/ Content-Type: text/plain; charset="utf-8" Fix wrong variable used for error checking after devm_ioremap_resource() call. The function checks qmc->scc_pram instead of qmc->dpram, which could lead to incorrect error handling. Fixes: eb680d563089 ("soc: fsl: cpm1: qmc: Add support for QUICC Engine (QE= ) implementation") Signed-off-by: Chen Ni Acked-by: Herve Codina --- drivers/soc/fsl/qe/qmc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/soc/fsl/qe/qmc.c b/drivers/soc/fsl/qe/qmc.c index c4587b32a59b..672adff8e35f 100644 --- a/drivers/soc/fsl/qe/qmc.c +++ b/drivers/soc/fsl/qe/qmc.c @@ -1790,8 +1790,8 @@ static int qmc_qe_init_resources(struct qmc *qmc, str= uct platform_device *pdev) return -EINVAL; qmc->dpram_offset =3D res->start - qe_muram_dma(qe_muram_addr(0)); qmc->dpram =3D devm_ioremap_resource(qmc->dev, res); - if (IS_ERR(qmc->scc_pram)) - return PTR_ERR(qmc->scc_pram); + if (IS_ERR(qmc->dpram)) + return PTR_ERR(qmc->dpram); =20 return 0; } --=20 2.25.1