From nobody Mon May 25 01:17:38 2026 Received: from mailgw.kylinos.cn (mailgw.kylinos.cn [124.126.103.232]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CDC0717BED0 for ; Wed, 20 May 2026 01:47:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=124.126.103.232 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779241665; cv=none; b=AuXCXw4rZ39Rr8CEU0mAcZFQ9bVf6Mddde5WG48jn1ALg1+lJhx5hpy7XdYTtWtDUp1FxXH21VR7jSGbS82ME9Q+4XCuUbem6NJC234Wf/Mmo6/o5uU5NIjx8WK9GIrwbOP+Ghwv7ZZQ//JOV88UqK+KmQ2vKqW94wWZIfiS3UI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779241665; c=relaxed/simple; bh=AdNacVlAjCXHBERcRkSV+IEGnLT35EPfaSK/g0oye7o=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=kj8ZBZnbHbQv5XRc15W8RXhpIJyIA7cNWdNGxyFbi/hJUb3PpGvLUcvYzIyKrN2GwTKTp7epiDE2dEpZkJdUCcRyECYqu43HxVQd+FiKZ7GYt63VMuwW4O4biivI2aNj/z4oHNUM8ybzZd2JrmzGYIvkDSnOtZ+Qm1sW7uEUZvk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn; spf=pass smtp.mailfrom=kylinos.cn; arc=none smtp.client-ip=124.126.103.232 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kylinos.cn X-UUID: e0843fc253ed11f1aa26b74ffac11d73-20260520 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.12,REQID:395ef9e4-cb0c-460b-a3da-f4422ea9e294,IP:0,U RL:0,TC:0,Content:-5,EDM:25,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:20 X-CID-META: VersionHash:e7bac3a,CLOUDID:69424478833ffb5d2a7003aa9d5efd97,BulkI D:nil,BulkQuantity:0,Recheck:0,SF:81|82|102|123|850|865|898,TC:nil,Content :0|15|50,EDM:5,IP:nil,URL:99|1,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL :0,OSI:0,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR,TF_CID_SPAM_ULS X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: e0843fc253ed11f1aa26b74ffac11d73-20260520 X-User: yaolu@kylinos.cn Received: from localhost.localdomain [(10.44.16.150)] by mailgw.kylinos.cn (envelope-from ) (Generic MTA with TLSv1.3 TLS_AES_256_GCM_SHA384 256/256) with ESMTP id 1082806814; Wed, 20 May 2026 09:47:36 +0800 From: yaolu@kylinos.cn To: markus.elfring@web.de Cc: chenhuacai@kernel.org, dri-devel@lists.freedesktop.org, jeffbai@aosc.io, linux-kernel@vger.kernel.org, lvjianmin@loongson.cn, wuqianhai@loongson.cn, xry111@xry111.site, yaolu@kylinos.cn, zhengxingda@iscas.ac.cn Subject: [PATCH v2] drm/loongson: fix pci_dev refcount leak in lsdc_get_dedicated_vram() Date: Wed, 20 May 2026 09:47:21 +0800 Message-Id: <20260520014721.32696-1-yaolu@kylinos.cn> X-Mailer: git-send-email 2.25.1 In-Reply-To: <8ba844ab-9851-4045-a4e8-a96e6d1511e2@web.de> References: <8ba844ab-9851-4045-a4e8-a96e6d1511e2@web.de> 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 Content-Type: text/plain; charset="utf-8" From: Lu Yao Need to call pci_dev_put() after pci_get_domain_bus_and_slot(). Fixes: f39db26c5428 ("drm: Add kms driver for loongson display controller") Signed-off-by: Lu Yao --- v1->v2: add fixes tag and parentheses to function names suggested by Markus. Link: https://lore.kernel.org/dri-devel/8ba844ab-9851-4045-a4e8-a96e6d151= 1e2@web.de/#R drivers/gpu/drm/loongson/lsdc_drv.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/loongson/lsdc_drv.c b/drivers/gpu/drm/loongson= /lsdc_drv.c index 34405073c4d4..6cd21480c979 100644 --- a/drivers/gpu/drm/loongson/lsdc_drv.c +++ b/drivers/gpu/drm/loongson/lsdc_drv.c @@ -183,6 +183,7 @@ static int lsdc_get_dedicated_vram(struct lsdc_device *= ldev, ldev->vram_size =3D size; ldev->gpu =3D pdev_gpu; =20 + pci_dev_put(pdev_gpu); drm_info(ddev, "Dedicated vram start: 0x%llx, size: %uMiB\n", (u64)base, (u32)(size >> 20)); =20 --=20 2.25.1