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mtd: nand: refactor scanning code

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A few pieces of code are unnecessarily duplicated. For easier
maintenance, we should fix this.

This should have no functional effect.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@intel.com>
This commit is contained in:
Brian Norris 2011-09-07 13:13:28 -07:00 committed by Artem Bityutskiy
parent 3e2b82b907
commit 105513cc4a
1 changed files with 7 additions and 19 deletions
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26
drivers/mtd/nand/nand_bbt.c
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@ -306,28 +306,16 @@ static int scan_read_raw_oob(struct mtd_info *mtd, uint8_t *buf, loff_t offs,
ops.ooboffs = 0;
ops.ooblen = mtd->oobsize;
while (len > 0) {
if (len <= mtd->writesize) {
ops.oobbuf = buf + len;
ops.datbuf = buf;
ops.len = len;
res = mtd->read_oob(mtd, offs, &ops);
ops.datbuf = buf;
ops.len = min(len, (size_t)mtd->writesize);
ops.oobbuf = buf + ops.len;
/* Ignore ECC errors when checking for BBM */
if (res != -EUCLEAN && res != -EBADMSG)
return res;
return 0;
} else {
ops.oobbuf = buf + mtd->writesize;
ops.datbuf = buf;
ops.len = mtd->writesize;
res = mtd->read_oob(mtd, offs, &ops);
res = mtd->read_oob(mtd, offs, &ops);
/* Ignore ECC errors when checking for BBM */
if (res && res != -EUCLEAN && res != -EBADMSG)
return res;
}
/* Ignore ECC errors when checking for BBM */
if (res && res != -EUCLEAN && res != -EBADMSG)
return res;
buf += mtd->oobsize + mtd->writesize;
len -= mtd->writesize;