From nobody Fri Oct 2 07:00:22 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 45F26342146 for ; Tue, 4 Aug 2026 09:26:43 +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=1785835605; cv=none; b=UtbM21nvvg6jKW1pRTgyqjUv0WfM4DfadOkIul7KEze2PQ3dssKRde6cG7nZ4NJWE9O2IIRfjK+pgNvNI9JEtBtBrAAAgaQYR5sKZG51iYk1xfnj4Jw1owxkU7x1+0cL3UN3hYBCaFWI9dPNo0e4eobWNQCAkSp8POMXAOvqj7Y= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785835605; c=relaxed/simple; bh=fVb2JTN4LigATAlUV0kJLx/g6u146TirR7fpFOSK2JU=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=TdTqpUww/qBCOvQ3hIafSRyEErqtOApCbD9PYS3Pn1dDOod+jVmbCl+KVxM0IQOn7VL9fGzTm3Up29PW2GXq97dd0Gc6xPaiqUBMC8BYGQM33SHwRBW514jYKFEahuccUEWhkcVY/1F19U5M42blRU0Wwj/kLoSms8fvlkBky4M= 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: 98ccb9d68fe611f1aa26b74ffac11d73-20260804 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.12,REQID:d5e6f432-c9fd-4426-a4e7-8014fa52708c,IP:0,U RL:0,TC:0,Content:0,EDM:-20,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:-20 X-CID-META: VersionHash:e7bac3a,CLOUDID:4d66888b016ecadcadc380bbf4a89236,BulkI D:nil,BulkQuantity:0,Recheck:0,SF:102|865|898,TC:nil,Content:0|15|50,EDM:1 ,IP:nil,URL:0,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 X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: 98ccb9d68fe611f1aa26b74ffac11d73-20260804 X-User: xiongweimin@kylinos.cn Received: from xwm-tianyi510pro-14imb.. [(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 411247458; Tue, 04 Aug 2026 17:26:39 +0800 From: Xiong Weimin To: schalla@marvell.com, vattunuru@marvell.com Cc: "Michael S . Tsirkin" , Jason Wang , Xuan Zhuo , =?UTF-8?q?Eugenio=20P=C3=A9rez?= , virtualization@lists.linux.dev, linux-kernel@vger.kernel.org, Xiong Weimin Subject: [PATCH] vdpa: octeon_ep: Check dev_set_name() in dev add Date: Tue, 4 Aug 2026 17:26:36 +0800 Message-ID: <20260804092636.1344431-1-xiongweimin@kylinos.cn> X-Mailer: git-send-email 2.43.0 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" Handle dev_set_name() failures before registering the vDPA device so allocation is unwound through the existing put_device() path. Signed-off-by: Xiong Weimin --- drivers/vdpa/octeon_ep/octep_vdpa_main.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/vdpa/octeon_ep/octep_vdpa_main.c b/drivers/vdpa/octeon= _ep/octep_vdpa_main.c index 5b3599375..8f8e87890 100644 --- a/drivers/vdpa/octeon_ep/octep_vdpa_main.c +++ b/drivers/vdpa/octeon_ep/octep_vdpa_main.c @@ -602,6 +602,8 @@ static int octep_vdpa_dev_add(struct vdpa_mgmt_dev *mde= v, const char *name, ret =3D dev_set_name(&vdpa_dev->dev, "%s", name); else ret =3D dev_set_name(&vdpa_dev->dev, "vdpa%u", vdpa_dev->index); + if (ret) + goto vdpa_dev_put; =20 ret =3D _vdpa_register_device(&oct_vdpa->vdpa, oct_hw->nr_vring); if (ret) { --=20 2.43.0