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[MTD] Make OTP actually work. 

The OTP code is rather broken without this.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Nicolas Pitre 2005-02-17 20:35:04 +00:00 committed by Thomas Gleixner
parent b81226c5d5
commit 332d71f768
1 changed files with 5 additions and 3 deletions
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8
drivers/mtd/chips/cfi_cmdset_0001.c
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@ -4,7 +4,7 @@
*
* (C) 2000 Red Hat. GPL'd
*
* $Id: cfi_cmdset_0001.c,v 1.167 2005/02/08 17:11:15 nico Exp $
* $Id: cfi_cmdset_0001.c,v 1.168 2005/02/17 20:34:59 nico Exp $
*
*
* 10/10/2000 Nicolas Pitre <nico@cam.org>
@ -2025,7 +2025,7 @@ do_otp_lock(struct map_info *map, struct flchip *chip, u_long offset,
map_word datum;
/* make sure area matches group boundaries */
if (offset != 0 || size != grpsz)
if (size != grpsz)
return -EXDEV;
datum = map_word_ff(map);
@ -2089,7 +2089,7 @@ static int cfi_intelext_otp_walk(struct mtd_info *mtd, loff_t from, size_t len,
groupno = 0;
}
while (groups > 0) {
while (len > 0 && groups > 0) {
if (!action) {
/*
* Special case: if action is NULL
@ -2118,6 +2118,7 @@ static int cfi_intelext_otp_walk(struct mtd_info *mtd, loff_t from, size_t len,
*retlen += sizeof(*otpinfo);
} else if (from >= groupsize) {
from -= groupsize;
data_offset += groupsize;
} else {
int size = groupsize;
data_offset += from;
@ -2133,6 +2134,7 @@ static int cfi_intelext_otp_walk(struct mtd_info *mtd, loff_t from, size_t len,
buf += size;
len -= size;
*retlen += size;
data_offset += size;
}
groupno++;
groups--;