Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
drivers/mtd/ubi/barebox.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/drivers/mtd/ubi/barebox.c b/drivers/mtd/ubi/barebox.c
index 1643f7c..f81705e 100644
--- a/drivers/mtd/ubi/barebox.c
+++ b/drivers/mtd/ubi/barebox.c
@@ -261,10 +261,25 @@ void ubi_cdev_remove(struct ubi_device *ubi)
kfree(cdev->name);
}
+static void ubi_umount_volumes(struct ubi_device *ubi)
+{
+ int i;
+
+ for (i = 0; i < ubi->vtbl_slots; i++) {
+ struct ubi_volume *vol = ubi->volumes[i];
+ if (!vol)
+ continue;
+ umount_by_cdev(&vol->cdev);
+ }
+}
+
/**
* ubi_detach - detach an UBI device
* @ubi_num: The UBI device number
*
+ * UBI volumes used by UBIFS will be unmounted before detaching the
+ * UBI device.
+ *
* @return: 0 for success, negative error code otherwise
*/
int ubi_detach(int ubi_num)
@@ -278,5 +293,7 @@ int ubi_detach(int ubi_num)
if (!ubi)
return -ENOENT;
+ ubi_umount_volumes(ubi);
+
return ubi_detach_mtd_dev(ubi_num, 1);
}
--
2.7.0
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