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cfi_mtd: Fix bug in last sector detection

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This patch now enabled this cfi-mtd wrapper to correctly detect and
erase the last sector in an NOR FLASH device.

Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Stefan Roese 2009-05-11 15:54:13 +02:00 committed by Wolfgang Denk
parent 7d6900ebe1
commit dba6fcf651
1 changed files with 7 additions and 2 deletions
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9
drivers/mtd/cfi_mtd.c
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@ -43,11 +43,16 @@ static int cfi_mtd_erase(struct mtd_info *mtd, struct erase_info *instr)
int s_last = -1; int s_last = -1;
int error, sect; int error, sect;
for (sect = 0; sect < fi->sector_count - 1; sect++) { for (sect = 0; sect < fi->sector_count; sect++) {
if (a_start == fi->start[sect]) if (a_start == fi->start[sect])
s_first = sect; s_first = sect;
if (a_end == fi->start[sect + 1]) { if (sect < fi->sector_count - 1) {
if (a_end == fi->start[sect + 1]) {
s_last = sect;
break;
}
} else {
s_last = sect; s_last = sect;
break; break;
} }