diff --git a/[refs] b/[refs] index 7d9f04bd8854..6854e85a4d46 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 1b68d0eea5daddc762c54bf02154f4ad607d9ce8 +refs/heads/master: 60c031531a85b3580f66c2530f9b2802adcad4df diff --git a/trunk/drivers/mtd/ubi/eba.c b/trunk/drivers/mtd/ubi/eba.c index 1f7375e2ffb8..7ce91ca742b1 100644 --- a/trunk/drivers/mtd/ubi/eba.c +++ b/trunk/drivers/mtd/ubi/eba.c @@ -862,6 +862,17 @@ int ubi_eba_atomic_leb_change(struct ubi_device *ubi, struct ubi_volume *vol, if (ubi->ro_mode) return -EROFS; + if (len == 0) { + /* + * Special case when data length is zero. In this case the LEB + * has to be unmapped and mapped somewhere else. + */ + err = ubi_eba_unmap_leb(ubi, vol, lnum); + if (err) + return err; + return ubi_eba_write_leb(ubi, vol, lnum, NULL, 0, 0, dtype); + } + vid_hdr = ubi_zalloc_vid_hdr(ubi, GFP_NOFS); if (!vid_hdr) return -ENOMEM;