From nobody Fri Sep 25 04:08:59 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 595153D9DA8; Wed, 16 Sep 2026 18:28:37 +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=1789583327; cv=none; b=c1O1rQoOgxFT7h4cthzeq+kx+U8P4L87FB49Q0uNROyNlWCf78PSl7AVXriogTsNYVz8obHafeRNvg0sLdkK5qmTXxeucxDjjbKjlKFxqt2NW5mM0vZtf+0LYIDfifFsv+LRL9qnuHetu4TN8xQni3Mm4FyNyRV5YCtuf2tUe/Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789583327; c=relaxed/simple; bh=kOkToSjcHPQ+TUFyAlJlAw/w6CeTVyoy/LuB7BXfH6o=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=bGlUQ3Fs2vsMNWVcreMWGRDr4tdB2OzgFmb41CNYM84ynT08RifyKCm6wULtkHdXMRc+TbXilCydpsgSZw+U/uqFOtkISQ3CGVgSckceNtXeela/+441qRbT5IFUwUz7hRRGReJHfxrH4k3Ei1yhFTsmJi1mznl7fdMBbiy1fhE= 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 zQCowAA3pD7I36pquoZvCA--.23473S2; Thu, 17 Sep 2026 02:28:24 +0800 (CST) From: Wentao Liang To: airlied@gmail.com Cc: alexander.deucher@amd.com, dri-devel@lists.freedesktop.org, imre.deak@intel.com, jani.nikula@intel.com, linux-kernel@vger.kernel.org, lyude@redhat.com, maarten.lankhorst@linux.intel.com, mripard@kernel.org, simona@ffwll.ch, tzimmermann@suse.de, Wentao Liang , stable@vger.kernel.org Subject: [PATCH] drm/tests: Fix tmp_connector reference leak in drm_test_drm_connector_dynamic_register_mode_object() Date: Wed, 16 Sep 2026 18:27:57 +0000 Message-Id: <20260916182757.2091940-1-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: zQCowAA3pD7I36pquoZvCA--.23473S2 X-Coremail-Antispam: 1UD129KBjvdXoW7JFW3Gr1xJFyDuFWxCFyfWFg_yoWDWrg_WF 1DuanrWrs8CrykAwnrAan5AayIv3WDZFs7Xw15trWFq3yxtw17ur4xC3WYy34DWay3Aasr Kas8GFWjyr4xKjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbaAFF20E14v26r4j6ryUM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8w A2z4x0Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr1j 6F4UJwA2z4x0Y4vEx4A2jsIE14v26r4UJVWxJr1l84ACjcxK6I8E87Iv6xkF7I0E14v26r xl6s0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj 6xIIjxv20xvE14v26r126r1DMcIj6I8E87Iv67AKxVWxJVW8Jr1lOx8S6xCaFVCjc4AY6r 1j6r4UM4x0Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwACI402YVCY1x02 628vn2kIc2xKxwCY1x0262kKe7AKxVWUtVW8ZwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4 IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1r MI8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUCV W8JwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Cr0_Gr1UMIIF0xvE42xK8VAvwI8IcIk0rVWU JVWUCwCI42IY6I8E87Iv67AKxVWxJVW8Jr1lIxAIcVC2z280aVCY1x0267AKxVWxJr0_Gc JvcSsGvfC2KfnxnUUI43ZEXa7VU1go2UUUUUU== X-CM-SenderInfo: pyxotu46lvutnvoduhdfq/1tbiCRMMA2qqozWEAwAAsE Content-Type: text/plain; charset="utf-8" drm_connector_lookup() takes a reference to the looked-up connector, which the test never drops. Release it after the lookup succeeded. Fixes: 9ce43bba6569 ("drm/tests: Add tests for drm_connector_dynamic_init()= /register()") Cc: stable@vger.kernel.org Signed-off-by: Wentao Liang --- drivers/gpu/drm/tests/drm_connector_test.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/tests/drm_connector_test.c b/drivers/gpu/drm/t= ests/drm_connector_test.c index beb1d50a6646..bc63e722117d 100644 --- a/drivers/gpu/drm/tests/drm_connector_test.c +++ b/drivers/gpu/drm/tests/drm_connector_test.c @@ -582,6 +582,7 @@ static void drm_test_drm_connector_dynamic_register_mod= e_object(struct kunit *te =20 tmp_connector =3D drm_connector_lookup(connector->dev, NULL, connector->b= ase.id); KUNIT_ASSERT_PTR_EQ(test, tmp_connector, connector); + drm_connector_put(tmp_connector); } =20 /* --=20 2.34.1