iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Fix leaf overflow check in btrfs_insert_empty_items

Browse Source 
It was incorrectly adding an extra sizeof(struct btrfs_item) and causing
false positives (oops)

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2008-09-12 15:32:53 -04:00
parent 23a07867b7
commit f25956cc58
1 changed files with 1 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
fs/btrfs/ctree.c
View File

@ -2737,8 +2737,7 @@ int btrfs_insert_empty_items(struct btrfs_trans_handle *trans,
nritems = btrfs_header_nritems(leaf);
data_end = leaf_data_end(root, leaf);
if (btrfs_leaf_free_space(root, leaf) <
sizeof(struct btrfs_item) + total_size) {
if (btrfs_leaf_free_space(root, leaf) < total_size) {
btrfs_print_leaf(root, leaf);
printk("not enough freespace need %u have %d\n",
total_size, btrfs_leaf_free_space(root, leaf));