3.10-stable review patch. If anyone has any objections, please let me know.
------------------
From: Brian Norris <computersforpe...@gmail.com>
commit d74adbdb9abf0d2506a6c4afa534d894f28b763f upstream.
If aeb->len >= vol->reserved_pebs, we should not be writing aeb into the
PEB->LEB mapping.
Caught by Coverity, CID #711212.
Signed-off-by: Brian Norris <computersforpe...@gmail.com>
Signed-off-by: Richard Weinberger <rich...@nod.at>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/mtd/ubi/eba.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/mtd/ubi/eba.c
+++ b/drivers/mtd/ubi/eba.c
@@ -1362,7 +1362,8 @@ int ubi_eba_init(struct ubi_device *ubi,
* during re-size.
*/
ubi_move_aeb_to_list(av, aeb, &ai->erase);
- vol->eba_tbl[aeb->lnum] = aeb->pnum;
+ else
+ vol->eba_tbl[aeb->lnum] = aeb->pnum;
}
}
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