UBIFS: add a couple of extra asserts

... to catch possible memory corruptions.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
This commit is contained in:
Artem Bityutskiy 2014-11-25 16:41:26 +02:00 committed by Richard Weinberger
parent 0e707ae79b
commit fb4325a3d9

View File

@ -2032,6 +2032,8 @@ static int check_leaf(struct ubifs_info *c, struct ubifs_zbranch *zbr,
long long blk_offs;
struct ubifs_data_node *dn = node;
ubifs_assert(zbr->len >= UBIFS_DATA_NODE_SZ);
/*
* Search the inode node this data node belongs to and insert
* it to the RB-tree of inodes.
@ -2060,6 +2062,8 @@ static int check_leaf(struct ubifs_info *c, struct ubifs_zbranch *zbr,
struct ubifs_dent_node *dent = node;
struct fsck_inode *fscki1;
ubifs_assert(zbr->len >= UBIFS_DENT_NODE_SZ);
err = ubifs_validate_entry(c, dent);
if (err)
goto out_dump;