disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/mtd/devices/st_spi_fsm.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * st_spi_fsm.c	- ST Fast Sequence Mode (FSM) Serial Flash Controller
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  *
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@@ -6,11 +7,6 @@
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  * Copyright (C) 2010-2014 STMicroelectronics Limited
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  *
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  * JEDEC probe based on drivers/mtd/devices/m25p80.c
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- *
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- * This code is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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- *
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  */
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 #include <linux/kernel.h>
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 #include <linux/module.h>
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@@ -259,7 +255,6 @@
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 struct stfsm {
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 	struct device		*dev;
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 	void __iomem		*base;
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-	struct resource		*region;
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 	struct mtd_info		mtd;
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 	struct mutex		lock;
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 	struct flash_info       *info;
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@@ -2120,10 +2115,12 @@
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 		(long long)fsm->mtd.size, (long long)(fsm->mtd.size >> 20),
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 		fsm->mtd.erasesize, (fsm->mtd.erasesize >> 10));
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-	return mtd_device_register(&fsm->mtd, NULL, 0);
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-
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+	ret = mtd_device_register(&fsm->mtd, NULL, 0);
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+	if (ret) {
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 err_clk_unprepare:
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-	clk_disable_unprepare(fsm->clk);
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+		clk_disable_unprepare(fsm->clk);
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+	}
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+
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 	return ret;
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 }
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