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>
diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c
index 7ed13e1..4cfb3e8 100644
--- a/fs/ubifs/debug.c
+++ b/fs/ubifs/debug.c
@@ -2032,6 +2032,8 @@
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 @@
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;
