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Miller" , =?utf-8?b?SsOpcsO0bWUgUG91aWxsZXI=?= Subject: [PATCH v3 12/32] staging: wfx: simplify API coherency check Date: Mon, 13 Sep 2021 15:01:43 +0200 Message-Id: <20210913130203.1903622-13-Jerome.Pouiller@silabs.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210913130203.1903622-1-Jerome.Pouiller@silabs.com> References: <20210913130203.1903622-1-Jerome.Pouiller@silabs.com> X-ClientProxiedBy: PR2P264CA0021.FRAP264.PROD.OUTLOOK.COM (2603:10a6:101::33) To SN6PR11MB2718.namprd11.prod.outlook.com (2603:10b6:805:63::18) MIME-Version: 1.0 Received: from pc-42.silabs.com (37.71.187.125) by PR2P264CA0021.FRAP264.PROD.OUTLOOK.COM (2603:10a6:101::33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4500.14 via Frontend Transport; Mon, 13 Sep 2021 13:02:38 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: fcb17302-af69-4ea4-8bbe-08d976b6c40a X-MS-TrafficTypeDiagnostic: SA2PR11MB4860: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:2733; 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CAT:NONE; SFS:(366004)(956004)(66574015)(6666004)(66946007)(2616005)(26005)(36756003)(38100700002)(38350700002)(316002)(4326008)(107886003)(7696005)(54906003)(5660300002)(52116002)(66556008)(1076003)(66476007)(6486002)(508600001)(8936002)(83380400001)(86362001)(2906002)(8676002)(186003); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?q?U1wo5VDK5oyicty+e1nJGyRh6?= =?utf-8?q?9ZMbtNLnS5Ua/EDJP+PTl3xnCGEKC4WmRYFJH5cvB0+hJwrxm3ZfOB2G?= =?utf-8?q?XWY7/6VicQtAS0vhu7ujWOwrvIvRWstmpabDyoqSsPRWPyR7LSdEioLb?= =?utf-8?q?8ItXosXUEoeVmrBC8kJxsSZ11DHmAwRE2F9yM0O44IRAkuAhjGT2Sk05?= =?utf-8?q?xFGnTG9VOIhCiNmG6pnsd6WEKZSGtjqQ8JItIl6qaqgqztUJVeZK4E4B?= =?utf-8?q?FB7WcgMq3lzKrXN8wQbzT0HmEX9Ob7OiRlGByNPGjj9izdoloOHlJy4k?= =?utf-8?q?4Ct+nA2zXSHjZQmWBI9KZqKubzWx1UuBGxX7Sq+kOtgv8SaVqbq6V/Es?= =?utf-8?q?S0czblat43XQ+Su5WI9lbqMRSujXyU/0Xjdpy9lMqpOre3YuwQ4U5U2M?= =?utf-8?q?CXExMrmEG0jo+0c1exGprU4xpYH9nilGf8nkoMTgRxzQMeWIOLvYdKDI?= =?utf-8?q?mNKQkbDXOOKUlFZql9IGZcGRDx7GOjDVuZIg8+P76rUfSFECKwIjAi0f?= =?utf-8?q?UhUvEsJHVzBs8VCoR8a3ZU5KZR5xd67N8aKwiscTm8GzT0/gua4qxD/6?= =?utf-8?q?jpXEiPLhXl0rxkAFaWAyTF5pOabkZJd6asR4tykkbut8KkW/xl5BP2A6?= =?utf-8?q?zx9s1rEmxZ551ECFc/D+xwjjm5l8Lk/TGEvEKgRyUpOSELz0Ctx4XgZf?= =?utf-8?q?XJo24o3r9y/sO3arVWDqw/P+hhL5hXsAaKGp2DeAvRDHSc0dMLKPLTua?= =?utf-8?q?/OSvBOMRoj0PTsD0qWEm/S2z8fh7KbUUC/3NChSjzAppHZNWWVG460K2?= =?utf-8?q?pWoj2iGhwduFJjvnjZHj91BKf1mRRw4uCrXBw7l3VK0at55U3FVKcOjs?= =?utf-8?q?xLJthuKDgekmvFJhlU8fRmxmawC3Euzd3B5YM7thhRKsPeTHudZBKJwU?= =?utf-8?q?4/q477THZKq74IF9sL+KjSrYaMaaovNR30WtUdTnGVwdlor6pLqrsssR?= =?utf-8?q?sHKXCvBnVIpIVWa+G1VEkhk5jJs2RnzuuPoUB5Iv5hnnZgHESfa1esMB?= =?utf-8?q?048IhS7x71bXpZD/7aLldGnfRk/p1jfOYrQx3k4Hr2fTFO1drmaCpJvq?= =?utf-8?q?Ymrrw5iJyYuYAec0h0OAjoakU9bkmzeSJ8tuvDDvqRloLMChXqQ+EhVM?= =?utf-8?q?vIpQcko3UBhBNgs3vVExEgA8gG238NhLJ/ymuqwF0o3KH2EZX/Nd+op+?= =?utf-8?q?Mtg9XyDbEefpFp0Kc+AMmL5ENSAnlN0gxSd/KZNPQn+Kg2DVQR23Okq6?= =?utf-8?q?71A6CqtI7nYew6AQFJbik9FYxa0Zh9aMkOhiuh7eapgaVjL8Tl9Tw814?= =?utf-8?q?u4JHpOAnHUNOmL0ObBPtdmoNZUC4IFY?= X-OriginatorOrg: silabs.com X-MS-Exchange-CrossTenant-Network-Message-Id: fcb17302-af69-4ea4-8bbe-08d976b6c40a X-MS-Exchange-CrossTenant-AuthSource: SN6PR11MB2718.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Sep 2021 13:02:39.6705 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 54dbd822-5231-4b20-944d-6f4abcd541fb X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 9K0bN7KGEDVdHc8QXvmyWYQZKwJYTRQ9TrsaBi6r262lABR2QEp/ta6afZ0jIX+ArUX/AVPnNbP5xd5qd8SWZA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA2PR11MB4860 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Jérôme Pouiller The 'channel' argument of hif_join() should never be NULL. hif_join() does not have the responsibility to recover bug of caller. In current code, if the argument channel is NULL, memory leaks. The new code just emit a warning and does not give the illusion that it is supported (and indeed a Oops will probably raise a few lines below). Signed-off-by: Jérôme Pouiller --- drivers/staging/wfx/hif_tx.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/staging/wfx/hif_tx.c b/drivers/staging/wfx/hif_tx.c index 14b7e047916e..fcce78bb3005 100644 --- a/drivers/staging/wfx/hif_tx.c +++ b/drivers/staging/wfx/hif_tx.c @@ -301,8 +301,6 @@ int hif_join(struct wfx_vif *wvif, const struct ieee80211_bss_conf *conf, WARN_ON(!conf->basic_rates); WARN_ON(sizeof(body->ssid) < ssidlen); WARN(!conf->ibss_joined && !ssidlen, "joining an unknown BSS"); - if (WARN_ON(!channel)) - return -EINVAL; if (!hif) return -ENOMEM; body->infrastructure_bss_mode = !conf->ibss_joined;