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-rw-r--r--drivers/mtd/ubi/cdev.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/ubi/cdev.c b/drivers/mtd/ubi/cdev.c
index ee2b74d1d1b5..3490dcd99ad1 100644
--- a/drivers/mtd/ubi/cdev.c
+++ b/drivers/mtd/ubi/cdev.c
@@ -416,7 +416,7 @@ static long vol_cdev_ioctl(struct file *file, unsigned int cmd,
}
rsvd_bytes = (long long)vol->reserved_pebs *
- ubi->leb_size-vol->data_pad;
+ vol->usable_leb_size;
if (bytes < 0 || bytes > rsvd_bytes) {
err = -EINVAL;
break;