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Commit d4094661 authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Thomas Gleixner
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[MTD] NAND: Use correct mask for OOB size calculation 



The bit mask used for oob size calculation was using 2 bits instead
of one. Fortunately the next bit has been 0 all the time.

Thanks to Nathan H. for pointing this out

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 2c92d755

drivers/mtd/nand/nand_base.c

+2 −2
Original line number Diff line number Diff line
@@ -59,7 +59,7 @@ 
 *	The AG-AND chips have nice features for speed improvement,

 *	which are not supported yet. Read / program 4 pages in one go.

 *

 * $Id: nand_base.c,v 1.147 2005/07/15 07:18:06 gleixner Exp $

 * $Id: nand_base.c,v 1.148 2005/08/04 17:14:48 gleixner Exp $

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as
@@ -2369,7 +2369,7 @@ int nand_scan (struct mtd_info *mtd, int maxchips) 
			mtd->oobblock = 1024 << (extid & 0x3);

			extid >>= 2;

			/* Calc oobsize */

			mtd->oobsize = (8 << (extid & 0x03)) * (mtd->oobblock / 512);

			mtd->oobsize = (8 << (extid & 0x01)) * (mtd->oobblock >> 9);

			extid >>= 2;

			/* Calc blocksize. Blocksize is multiples of 64KiB */

			mtd->erasesize = (64 * 1024)  << (extid & 0x03);