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path: root/drivers/mtd/ubi/vmt.c
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Diffstat (limited to 'drivers/mtd/ubi/vmt.c')
-rw-r--r--drivers/mtd/ubi/vmt.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/vmt.c b/drivers/mtd/ubi/vmt.c
index 0be516780e92..729588b94e41 100644
--- a/drivers/mtd/ubi/vmt.c
+++ b/drivers/mtd/ubi/vmt.c
@@ -174,6 +174,9 @@ int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req)
vol->dev.class = &ubi_class;
vol->dev.groups = volume_dev_groups;
+ if (req->flags & UBI_VOL_SKIP_CRC_CHECK_FLG)
+ vol->skip_check = 1;
+
spin_lock(&ubi->volumes_lock);
if (vol_id == UBI_VOL_NUM_AUTO) {
/* Find unused volume ID */
@@ -299,6 +302,10 @@ int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req)
vtbl_rec.vol_type = UBI_VID_DYNAMIC;
else
vtbl_rec.vol_type = UBI_VID_STATIC;
+
+ if (vol->skip_check)
+ vtbl_rec.flags |= UBI_VTBL_SKIP_CRC_CHECK_FLG;
+
memcpy(vtbl_rec.name, vol->name, vol->name_len);
err = ubi_change_vtbl_record(ubi, vol_id, &vtbl_rec);
@@ -733,6 +740,11 @@ static int self_check_volume(struct ubi_device *ubi, int vol_id)
ubi_err(ubi, "bad used_bytes");
goto fail;
}
+
+ if (vol->skip_check) {
+ ubi_err(ubi, "bad skip_check");
+ goto fail;
+ }
} else {
if (vol->used_ebs < 0 || vol->used_ebs > vol->reserved_pebs) {
ubi_err(ubi, "bad used_ebs");