[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: Thomas Gleixner <tglx@linutronix.de>

diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 04e54318bc6a603f2c44b32e3b2f8b5b260a64dc..cdf108619344e00c2048c81cf18c4da3c1d157f7 100644 (file)
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -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);