linux-kernel - [PATCH 32/41] mtd: spi-nor: eon: sort flash

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230807-mtd-flash-info-db-rework-v1-32-3d3d5bef4ba4@kernel.org>
Date:   Mon, 07 Aug 2023 15:21:26 +0200
From:   Michael Walle <mwalle@...nel.org>
To:     Tudor Ambarus <tudor.ambarus@...aro.org>,
        Pratyush Yadav <pratyush@...nel.org>,
        Michael Walle <michael@...le.cc>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>
Cc:     linux-kernel@...r.kernel.org, linux-mtd@...ts.infradead.org,
        Michael Walle <mwalle@...nel.org>
Subject: [PATCH 32/41] mtd: spi-nor: eon: sort flash_info database

The flash ID is the new primary key into our database. Sort the entry by
it. Keep the most specific ones first, because there might be ID
collisions between shorter and longer ones.

Signed-off-by: Michael Walle <mwalle@...nel.org>
---
 drivers/mtd/spi-nor/eon.c | 36 ++++++++++++++++++------------------
 1 file changed, 18 insertions(+), 18 deletions(-)

diff --git a/drivers/mtd/spi-nor/eon.c b/drivers/mtd/spi-nor/eon.c
index ba09cb6c2abd..c1ddf662f782 100644
--- a/drivers/mtd/spi-nor/eon.c
+++ b/drivers/mtd/spi-nor/eon.c
@@ -10,32 +10,37 @@
 
 static const struct flash_info eon_nor_parts[] = {
 	{
-		.id = SNOR_ID(0x1c, 0x31, 0x16),
-		.name = "en25f32",
-		.size = SZ_4M,
-		.no_sfdp_flags = SECT_4K,
-	}, {
 		.id = SNOR_ID(0x1c, 0x20, 0x16),
 		.name = "en25p32",
 		.size = SZ_4M,
-	}, {
-		.id = SNOR_ID(0x1c, 0x30, 0x16),
-		.name = "en25q32b",
-		.size = SZ_4M,
 	}, {
 		.id = SNOR_ID(0x1c, 0x20, 0x17),
 		.name = "en25p64",
 		.size = SZ_8M,
+	}, {
+		.id = SNOR_ID(0x1c, 0x30, 0x14),
+		.name = "en25q80a",
+		.size = SZ_1M,
+		.no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ,
+	}, {
+		.id = SNOR_ID(0x1c, 0x30, 0x16),
+		.name = "en25q32b",
+		.size = SZ_4M,
 	}, {
 		.id = SNOR_ID(0x1c, 0x30, 0x17),
 		.name = "en25q64",
 		.size = SZ_8M,
 		.no_sfdp_flags = SECT_4K,
 	}, {
-		.id = SNOR_ID(0x1c, 0x30, 0x14),
-		.name = "en25q80a",
-		.size = SZ_1M,
-		.no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ,
+		.id = SNOR_ID(0x1c, 0x31, 0x16),
+		.name = "en25f32",
+		.size = SZ_4M,
+		.no_sfdp_flags = SECT_4K,
+	}, {
+		.name = "en25s64",
+		.id = SNOR_ID(0x1c, 0x38, 0x17),
+		.size = SZ_8M,
+		.no_sfdp_flags = SECT_4K,
 	}, {
 		.id = SNOR_ID(0x1c, 0x70, 0x15),
 		.name = "en25qh16",
@@ -57,11 +62,6 @@ static const struct flash_info eon_nor_parts[] = {
 	}, {
 		.id = SNOR_ID(0x1c, 0x70, 0x19),
 		.name = "en25qh256",
-	}, {
-		.name = "en25s64",
-		.id = SNOR_ID(0x1c, 0x38, 0x17),
-		.size = SZ_8M,
-		.no_sfdp_flags = SECT_4K,
 	},
 };
 

-- 
2.39.2