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R. Silva" , open list , "moderated list:ARM/STI ARCHITECTURE" , "open list:KERNEL HARDENING (not covered by other areas):Keyword:b__counted_by(_le|_be)?b" References: <20260306222457.8400-1-rosenp@gmail.com> <20260306222457.8400-3-rosenp@gmail.com> Content-Language: en-US From: Patrice CHOTARD In-Reply-To: <20260306222457.8400-3-rosenp@gmail.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: STKCAS1NODE1.st.com (10.75.128.134) To STKDAG1NODE1.st.com (10.75.128.132) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DB1PEPF000509E3:EE_|GV1PR10MB6396:EE_ X-MS-Office365-Filtering-Correlation-Id: 841da89d-00c6-4bad-e6d6-08de7da9844a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|82310400026|36860700016|1800799024|7053199007; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:164.130.1.59;CTRY:IT;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:smtpO365.st.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(376014)(82310400026)(36860700016)(1800799024)(7053199007);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: haps6col/zvm9rcNUT5wy4WF8lYfMav0PmISyFXG2rPFPYQSlbFagBv9bjJgA5JPmFB9l6QAr2kDTKCUJpa4A7p/rGucc6OMhajfUx7Vi8rdRC0D39m4cn5+TRtGHyAgAk5qvoPAy8hMtH4E+43jpy+j3+1SBVSbh8wkKKNr/B/l0Crk3XCYNAsrUvA0FS2m5bEc7M5VLU+hUreoh+/jr2vgMEOSUVKWDcSgiOc7NBR4icNGSkGkVnk67En7i5muGTttXzD3iW0kOEreft9TUke5YhFR9012oieD+wrgUWJ30kDiDSZ1u0jT68s4CDru/bcAhYV28S8Cs6FZRZ28cLaKh3FXAG6KiNYCo+AWaGmzVoA2DRUoecH+2gjN0fbl9Z14bzyB6Mi4v1Dm0e90y2GLq6nNhQhEB2cx8e3H3k2LcvFYIYbX1EbIVWSyzFk2 X-OriginatorOrg: foss.st.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Mar 2026 07:00:15.4458 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 841da89d-00c6-4bad-e6d6-08de7da9844a X-MS-Exchange-CrossTenant-Id: 75e027c9-20d5-47d5-b82f-77d7cd041e8f X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=75e027c9-20d5-47d5-b82f-77d7cd041e8f;Ip=[164.130.1.59];Helo=[smtpO365.st.com] X-MS-Exchange-CrossTenant-AuthSource: DB1PEPF000509E3.eurprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: GV1PR10MB6396 On 3/6/26 23:24, Rosen Penev wrote: > Use flex array to simplify allocation. > > Allows using __counted_by for extra runtime analysis. > > Signed-off-by: Rosen Penev > --- > drivers/phy/st/phy-miphy28lp.c | 12 +++++------- > 1 file changed, 5 insertions(+), 7 deletions(-) > > diff --git a/drivers/phy/st/phy-miphy28lp.c b/drivers/phy/st/phy-miphy28lp.c > index 43cef89af55e..c576fc5569fe 100644 > --- a/drivers/phy/st/phy-miphy28lp.c > +++ b/drivers/phy/st/phy-miphy28lp.c > @@ -224,8 +224,8 @@ struct miphy28lp_dev { > struct device *dev; > struct regmap *regmap; > struct mutex miphy_mutex; > - struct miphy28lp_phy **phys; > int nphys; > + struct miphy28lp_phy *phys[] __counted_by(nphys); > }; > > enum miphy_sata_gen { SATA_GEN1, SATA_GEN2, SATA_GEN3 }; > @@ -1168,16 +1168,14 @@ static int miphy28lp_probe(struct platform_device *pdev) > struct phy_provider *provider; > struct phy *phy; > int ret, port = 0; > + size_t nphys; > > - miphy_dev = devm_kzalloc(&pdev->dev, sizeof(*miphy_dev), GFP_KERNEL); > + nphys = of_get_child_count(np); > + miphy_dev = devm_kzalloc(&pdev->dev, struct_size(miphy_dev, phys, nphys), GFP_KERNEL); > if (!miphy_dev) > return -ENOMEM; > > - miphy_dev->nphys = of_get_child_count(np); > - miphy_dev->phys = devm_kcalloc(&pdev->dev, miphy_dev->nphys, > - sizeof(*miphy_dev->phys), GFP_KERNEL); > - if (!miphy_dev->phys) > - return -ENOMEM; > + miphy_dev->nphys = nphys; > > miphy_dev->regmap = syscon_regmap_lookup_by_phandle(np, "st,syscfg"); > if (IS_ERR(miphy_dev->regmap)) { > -- > 2.53.0 > Reviewed-by: Patrice Chotard Thanks Patrice