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Sun, 26 Jul 2026 18:56:41 -0700 (PDT) From: Luiz Angelo Daros de Luca Date: Sun, 26 Jul 2026 22:56:09 -0300 Subject: [PATCH net v2 2/4] net: dsa: realtek: use devm_mutex_init for regmap lock Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260726-realtek_mutext-v2-2-5d62ba998791@gmail.com> References: <20260726-realtek_mutext-v2-0-5d62ba998791@gmail.com> In-Reply-To: <20260726-realtek_mutext-v2-0-5d62ba998791@gmail.com> To: Linus Walleij , =?utf-8?q?Alvin_=C5=A0ipraga?= , Andrew Lunn , Vladimir Oltean , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Michael Rasmussen , Florian Fainelli , Mieczyslaw Nalewaj Cc: Luiz Angelo Daros de Luca , netdev@vger.kernel.org, linux-kernel@vger.kernel.org X-Mailer: b4 0.15.2 With CONFIG_DEBUG_MUTEXES enabled, mutex_destroy() needs to be called before the lock is discarded. Use devm_mutex_init() instead so the cleanup is handled automatically. Fixes: 907e772f6f6de ("net: dsa: realtek: allow subdrivers to externally lock regmap") Reviewed-by: Mieczyslaw Nalewaj Signed-off-by: Luiz Angelo Daros de Luca --- drivers/net/dsa/realtek/rtl83xx.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/dsa/realtek/rtl83xx.c b/drivers/net/dsa/realtek/rtl83xx.c index 71124ecca92f..9402bfe4f85a 100644 --- a/drivers/net/dsa/realtek/rtl83xx.c +++ b/drivers/net/dsa/realtek/rtl83xx.c @@ -156,7 +156,10 @@ rtl83xx_probe(struct device *dev, if (!priv) return ERR_PTR(-ENOMEM); - mutex_init(&priv->map_lock); + ret = devm_mutex_init(dev, &priv->map_lock); + if (ret) + return ERR_PTR(ret); + mutex_init(&priv->vlan_lock); mutex_init(&priv->l2_lock); -- 2.55.0