mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-23 14:43:00 +02:00
a50e0e7076
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34247 3c298f89-4303-0410-b956-a3cf2f4a3e73
19 lines
699 B
Diff
19 lines
699 B
Diff
--- a/drivers/mtd/mtdpart.c
|
|
+++ b/drivers/mtd/mtdpart.c
|
|
@@ -330,7 +330,14 @@ static int part_lock(struct mtd_info *mt
|
|
static int part_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
|
|
{
|
|
struct mtd_part *part = PART(mtd);
|
|
- return part->master->_unlock(part->master, ofs + part->offset, len);
|
|
+
|
|
+ ofs += part->offset;
|
|
+ if (mtd->flags & MTD_ERASE_PARTIAL) {
|
|
+ /* round up len to next erasesize and round down offset to prev block */
|
|
+ len = (mtd_div_by_eb(len, part->master) + 1) * part->master->erasesize;
|
|
+ ofs &= ~(part->master->erasesize - 1);
|
|
+ }
|
|
+ return part->master->_unlock(part->master, ofs, len);
|
|
}
|
|
|
|
static int part_is_locked(struct mtd_info *mtd, loff_t ofs, uint64_t len)
|