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([183.91.15.56]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-847cb947677sm2129006b3a.39.2026.07.02.19.09.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Jul 2026 19:09:57 -0700 (PDT) From: phucduc.bui@gmail.com To: Bartosz Golaszewski , Kent Gibson Cc: Linus Walleij , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, bui duc phuc Subject: [PATCH] gpio: cdev: Drop redundant nonseekable_open() return check Date: Fri, 3 Jul 2026 09:09:46 +0700 Message-ID: <20260703020947.8010-1-phucduc.bui@gmail.com> 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: 8bit From: bui duc phuc nonseekable_open() never fails, so the error check is unnecessary. Remove the dead error handling path. Signed-off-by: bui duc phuc --- drivers/gpio/gpiolib-cdev.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/drivers/gpio/gpiolib-cdev.c b/drivers/gpio/gpiolib-cdev.c index 82f27db0b230..9f3b628d5793 100644 --- a/drivers/gpio/gpiolib-cdev.c +++ b/drivers/gpio/gpiolib-cdev.c @@ -2682,15 +2682,8 @@ static int gpio_chrdev_open(struct inode *inode, struct file *file) file->private_data = cdev; cdev->fp = file; - ret = nonseekable_open(inode, file); - if (ret) - goto out_unregister_device_notifier; - - return ret; + return nonseekable_open(inode, file); -out_unregister_device_notifier: - blocking_notifier_chain_unregister(&gdev->device_notifier, - &cdev->device_unregistered_nb); out_unregister_line_notifier: scoped_guard(write_lock_irqsave, &gdev->line_state_lock) raw_notifier_chain_unregister(&gdev->line_state_notifier, -- 2.43.0