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From:   Chuhong Yuan <hslester96@gmail.com>
Cc:     Peter Chen <Peter.Chen@nxp.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
        Chuhong Yuan <hslester96@gmail.com>
Subject: [PATCH v2] usb: chipidea: msm: Use device-managed registration API
Date:   Mon,  2 Sep 2019 09:43:23 +0800
Message-Id: <20190902014323.27588-1-hslester96@gmail.com>
MIME-Version: 1.0
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Sender: linux-kernel-owner@vger.kernel.org
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Use devm_reset_controller_register to get rid
of manual unregistration.

Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
---
Changes in v2:
  - Remove not needed err_fs.

 drivers/usb/chipidea/ci_hdrc_msm.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/usb/chipidea/ci_hdrc_msm.c b/drivers/usb/chipidea/ci_hdrc_msm.c
index bb4645a8ca46..af648ba6544d 100644
--- a/drivers/usb/chipidea/ci_hdrc_msm.c
+++ b/drivers/usb/chipidea/ci_hdrc_msm.c
@@ -216,13 +216,13 @@ static int ci_hdrc_msm_probe(struct platform_device *pdev)
 	ci->rcdev.ops = &ci_hdrc_msm_reset_ops;
 	ci->rcdev.of_node = pdev->dev.of_node;
 	ci->rcdev.nr_resets = 2;
-	ret = reset_controller_register(&ci->rcdev);
+	ret = devm_reset_controller_register(&pdev->dev, &ci->rcdev);
 	if (ret)
 		return ret;
 
 	ret = clk_prepare_enable(ci->fs_clk);
 	if (ret)
-		goto err_fs;
+		return ret;
 
 	reset_control_assert(reset);
 	usleep_range(10000, 12000);
@@ -232,7 +232,7 @@ static int ci_hdrc_msm_probe(struct platform_device *pdev)
 
 	ret = clk_prepare_enable(ci->core_clk);
 	if (ret)
-		goto err_fs;
+		return ret;
 
 	ret = clk_prepare_enable(ci->iface_clk);
 	if (ret)
@@ -271,8 +271,6 @@ static int ci_hdrc_msm_probe(struct platform_device *pdev)
 	clk_disable_unprepare(ci->iface_clk);
 err_iface:
 	clk_disable_unprepare(ci->core_clk);
-err_fs:
-	reset_controller_unregister(&ci->rcdev);
 	return ret;
 }
 
@@ -284,7 +282,6 @@ static int ci_hdrc_msm_remove(struct platform_device *pdev)
 	ci_hdrc_remove_device(ci->ci);
 	clk_disable_unprepare(ci->iface_clk);
 	clk_disable_unprepare(ci->core_clk);
-	reset_controller_unregister(&ci->rcdev);
 
 	return 0;
 }
-- 
2.20.1