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Fri, 01 Nov 2019 23:22:09 -0700 (PDT) From: Chuhong Yuan To: Subject: [PATCH v2] i2c: imx-lpi2c: add clk_disable_unprepare calls Date: Sat, 2 Nov 2019 14:21:49 +0800 Message-Id: <20191102062149.3957-1-hslester96@gmail.com> X-Mailer: git-send-email 2.23.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191101_232213_022991_84E0CC51 X-CRM114-Status: GOOD ( 10.01 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Dong Aisheng , Shawn Guo , Sascha Hauer , Chuhong Yuan , linux-kernel@vger.kernel.org, NXP Linux Team , Pengutronix Kernel Team , Fabio Estevam , linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org The driver forgets to call clk_disable_unprepare when probe fails and remove. Add the two calls to fix the problem. Signed-off-by: Chuhong Yuan --- Changes in v2: - Adjust the call order to make it consistent in probe failure and removal. drivers/i2c/busses/i2c-imx-lpi2c.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/i2c/busses/i2c-imx-lpi2c.c b/drivers/i2c/busses/i2c-imx-lpi2c.c index c92b56485fa6..f964693c0901 100644 --- a/drivers/i2c/busses/i2c-imx-lpi2c.c +++ b/drivers/i2c/busses/i2c-imx-lpi2c.c @@ -618,6 +618,7 @@ static int lpi2c_imx_probe(struct platform_device *pdev) return 0; rpm_disable: + clk_disable_unprepare(lpi2c_imx->clk); pm_runtime_put(&pdev->dev); pm_runtime_disable(&pdev->dev); pm_runtime_dont_use_autosuspend(&pdev->dev); @@ -630,6 +631,7 @@ static int lpi2c_imx_remove(struct platform_device *pdev) struct lpi2c_imx_struct *lpi2c_imx = platform_get_drvdata(pdev); i2c_del_adapter(&lpi2c_imx->adapter); + clk_disable_unprepare(lpi2c_imx->clk); pm_runtime_disable(&pdev->dev); pm_runtime_dont_use_autosuspend(&pdev->dev); -- 2.23.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel