linux-kernel - [PATCH v3 16/40] fsi: aspeed: Remove cfam reset sysfs file in error path and remove

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Message-Id: <20240516181907.3468796-17-eajames@linux.ibm.com>
Date: Thu, 16 May 2024 13:18:43 -0500
From: Eddie James <eajames@...ux.ibm.com>
To: linux-fsi@...ts.ozlabs.org
Cc: linux-kernel@...r.kernel.org, linux-i2c@...r.kernel.org,
        linux-spi@...r.kernel.org, broonie@...nel.org, andi.shyti@...nel.org,
        joel@....id.au, alistair@...ple.id.au, jk@...abs.org,
        andrew@...econstruct.com.au, linux-aspeed@...ts.ozlabs.org,
        eajames@...ux.ibm.com
Subject: [PATCH v3 16/40] fsi: aspeed: Remove cfam reset sysfs file in error path and remove

This fixes a duplicate sysfs warning on device re-probe.

Fixes: 4a851d714ead ("fsi: aspeed: Support CFAM reset GPIO")
Signed-off-by: Eddie James <eajames@...ux.ibm.com>
---
 drivers/fsi/fsi-master-aspeed.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/fsi/fsi-master-aspeed.c b/drivers/fsi/fsi-master-aspeed.c
index a67f185bb8814..29932037c9866 100644
--- a/drivers/fsi/fsi-master-aspeed.c
+++ b/drivers/fsi/fsi-master-aspeed.c
@@ -437,6 +437,7 @@ static int setup_cfam_reset(struct fsi_master_aspeed *aspeed)
 
 	rc = device_create_file(dev, &dev_attr_cfam_reset);
 	if (rc) {
+		aspeed->cfam_reset_gpio = NULL;
 		devm_gpiod_put(dev, gpio);
 		return rc;
 	}
@@ -615,6 +616,9 @@ static int fsi_master_aspeed_probe(struct platform_device *pdev)
 err_regmap:
 	regmap_exit(aspeed->master.map);
 err_release:
+	if (aspeed->cfam_reset_gpio)
+		device_remove_file(aspeed->dev, &dev_attr_cfam_reset);
+
 	clk_disable_unprepare(aspeed->clk);
 err_free_aspeed:
 	kfree(aspeed);
@@ -625,6 +629,9 @@ static int fsi_master_aspeed_remove(struct platform_device *pdev)
 {
 	struct fsi_master_aspeed *aspeed = platform_get_drvdata(pdev);
 
+	if (aspeed->cfam_reset_gpio)
+		device_remove_file(aspeed->dev, &dev_attr_cfam_reset);
+
 	fsi_master_unregister(&aspeed->master);
 	clk_disable_unprepare(aspeed->clk);
 
-- 
2.39.3