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Fri, 2 Oct 2026 09:40:52 +0200 Message-ID: <0ea5ee19-7ff9-40d1-8351-493457530933@foss.st.com> Date: Fri, 2 Oct 2026 09:40:52 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] hwrng: stm32 - use swap() in stm32_rng_probe() To: Thorsten Blum , Olivia Mackall , Herbert Xu , Maxime Coquelin , Alexandre Torgue , Can Peng , Linus Walleij CC: , , , References: <20261001210450.37467-2-blum@kernel.org> Content-Language: en-US From: Maxime MERE In-Reply-To: <20261001210450.37467-2-blum@kernel.org> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.48.86.103] X-ClientProxiedBy: ENXCAS1NODE2.st.com (10.75.128.138) To STKDAG1NODE2.st.com (10.75.128.133) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CPH1EPF00000527:EE_|AS2PR10MB6893:EE_ X-MS-Office365-Filtering-Correlation-Id: af076125-411e-4244-d69c-08df20587d56 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|23010399003|7416014|376014|1800799024|36860700016|82310400026|11063799006|10067099003|56012099006|18002099003|22082099003; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: l5tEsuhuvPrnoaXeBUXD0CdN+QeU8+pzY0PPMO8Zo8j28qqN5C4edk7VTXBHVETIzzFPgDytvKDC3rHhQynHkDYHi6gQdm8RbMn9VIo5ZVztu0eX0dKZJ1276n5Z/ikiwpzqyn20grejpSVin7uSfn/Q5Hbi/dXQF4W//OoLaAK8YMXO9uMQ4LqszjZYtHXFK0o87StOnpWihdGFT4V0t8bMC+b3NlcWWA55xwjOwl5oKSWViNNev1z45Y+BlCHL4P9JY5LAtqW8dj19FKL6xh5Q2hG8hCP8B4RmGCV5tIc5aCEJtC7C5sdFYiVBLmxllQucJd7BFmpERycoR/tXkINGDH6U/0dsCkA4pQipfmer7kizjr32CqERJpZixFmp9+sUo6RtLx98u4XDRICdRXYt559uKzfX6UgSDjrImYgYuIOlCGoRVTKJXlE+cSDR X-OriginatorOrg: foss.st.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Oct 2026 07:40:54.1111 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: af076125-411e-4244-d69c-08df20587d56 X-MS-Exchange-CrossTenant-Id: 75e027c9-20d5-47d5-b82f-77d7cd041e8f X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=75e027c9-20d5-47d5-b82f-77d7cd041e8f;Ip=[164.130.1.60];Helo=[smtpO365.st.com] X-MS-Exchange-CrossTenant-AuthSource: CPH1EPF00000527.eurprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS2PR10MB6893 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261002_004059_982066_56277290 X-CRM114-Status: GOOD ( 12.28 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Acked-by: Maxime Méré On 10/1/26 23:04, Thorsten Blum wrote: > Use swap() to simplify stm32_rng_probe(). > > Signed-off-by: Thorsten Blum > --- > drivers/char/hw_random/stm32-rng.c | 11 ++--------- > 1 file changed, 2 insertions(+), 9 deletions(-) > > diff --git a/drivers/char/hw_random/stm32-rng.c b/drivers/char/hw_random/stm32-rng.c > index d3fc910f674a..b13361dcad12 100644 > --- a/drivers/char/hw_random/stm32-rng.c > +++ b/drivers/char/hw_random/stm32-rng.c > @@ -569,18 +569,11 @@ static int stm32_rng_probe(struct platform_device *ofdev) > return dev_err_probe(dev, -EINVAL, "Failed to get clocks: %d\n", ret); > > if (priv->data->nb_clock == 2) { > - const char *id = priv->clk_bulk[1].id; > - struct clk *clk = priv->clk_bulk[1].clk; > - > if (!priv->clk_bulk[0].id || !priv->clk_bulk[1].id) > return dev_err_probe(dev, -EINVAL, "Missing clock name\n"); > > - if (strcmp(priv->clk_bulk[0].id, "core")) { > - priv->clk_bulk[1].id = priv->clk_bulk[0].id; > - priv->clk_bulk[1].clk = priv->clk_bulk[0].clk; > - priv->clk_bulk[0].id = id; > - priv->clk_bulk[0].clk = clk; > - } > + if (strcmp(priv->clk_bulk[0].id, "core")) > + swap(priv->clk_bulk[0], priv->clk_bulk[1]); > } > > pm_runtime_set_autosuspend_delay(dev, 100); >