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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Takahiro Kuwano <Takahiro.Kuwano@infineon.com>,
        Tudor Ambarus <tudor.ambarus@microchip.com>
Subject: [PATCH 5.4 295/340] mtd: spi-nor: sfdp: Fix last erase region marking
Date:   Mon,  1 Mar 2021 17:13:59 +0100
Message-Id: <20210301161102.818698674@linuxfoundation.org>
In-Reply-To: <20210301161048.294656001@linuxfoundation.org>
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From: Takahiro Kuwano <Takahiro.Kuwano@infineon.com>

commit 9166f4af32db74e1544a2149aef231ff24515ea3 upstream.

The place of spi_nor_region_mark_end() must be moved, because 'i' is
re-used for the index of erase[].

Fixes: b038e8e3be72 ("mtd: spi-nor: parse SFDP Sector Map Parameter Table")
Cc: stable@vger.kernel.org
Signed-off-by: Takahiro Kuwano <Takahiro.Kuwano@infineon.com>
[ta: Add Fixes tag and Cc to stable]
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Link: https://lore.kernel.org/r/02ce8d84b7989ebee33382f6494df53778dd508e.1601612872.git.Takahiro.Kuwano@infineon.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/mtd/spi-nor/spi-nor.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -3770,6 +3770,7 @@ spi_nor_init_non_uniform_erase_map(struc
 		offset = (region[i].offset & ~SNOR_ERASE_FLAGS_MASK) +
 			 region[i].size;
 	}
+	spi_nor_region_mark_end(&region[i - 1]);
 
 	save_uniform_erase_type = map->uniform_erase_type;
 	map->uniform_erase_type = spi_nor_sort_erase_mask(map,
@@ -3793,8 +3794,6 @@ spi_nor_init_non_uniform_erase_map(struc
 		if (!(regions_erase_type & BIT(erase[i].idx)))
 			spi_nor_set_erase_type(&erase[i], 0, 0xFF);
 
-	spi_nor_region_mark_end(&region[i - 1]);
-
 	return 0;
 }