From dba6fcf6517faa5dda7df8109febe03c9c72a6f5 Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Mon, 11 May 2009 15:54:13 +0200 Subject: [PATCH] cfi_mtd: Fix bug in last sector detection 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 --- drivers/mtd/cfi_mtd.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/mtd/cfi_mtd.c b/drivers/mtd/cfi_mtd.c index f03e4fbd72..4a76917ac3 100644 --- a/drivers/mtd/cfi_mtd.c +++ b/drivers/mtd/cfi_mtd.c @@ -43,11 +43,16 @@ static int cfi_mtd_erase(struct mtd_info *mtd, struct erase_info *instr) int s_last = -1; 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]) 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; break; } -- 2.25.1