===================================================================
@@ -234,6 +234,7 @@ static void block2mtd_free_device(struct
/* FIXME: ensure that mtd->size % erase_size == 0 */
static struct block2mtd_dev *add_device(char *devname, int erase_size)
{
+ const fmode_t mode = FMODE_READ | FMODE_WRITE;
struct block_device *bdev;
struct block2mtd_dev *dev;
char *name;
@@ -246,7 +247,7 @@ static struct block2mtd_dev *add_device(
return NULL;
/* Get a handle on the device */
- bdev = open_bdev_exclusive(devname, FMODE_READ|FMODE_WRITE, NULL);
+ bdev = open_bdev_exclusive(devname, mode, dev);
#ifndef MODULE
if (IS_ERR(bdev)) {
@@ -255,7 +256,15 @@ static struct block2mtd_dev *add_device(
dev_t devt = name_to_dev_t(devname);
if (devt) {
- bdev = open_by_devnum(devt, FMODE_WRITE | FMODE_READ);
+ bdev = open_by_devnum(devt, mode);
+ if (!IS_ERR(bdev)) {
+ int ret;
+ ret = bd_claim(bdev, dev);
+ if (ret) {
+ blkdev_put(bdev, mode);
+ bdev = ERR_PTR(ret);
+ }
+ }
}
}
#endif