system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-09-20 02:57:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

btrfs: Fix kfree of member instead of structure

Browse source 
Correctness fix: The kfree calls in the add_delayed_* functions free
the node that's passed into it, but the node is a member of another
structure. It works because it's always the first member of the
containing structure, but it should really be using the containing
structure itself.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
This commit is contained in:
Jeff Mahoney 2011-10-03 23:23:23 -04:00 committed by David Sterba
parent 43c04fb1b8
commit cddcd80018
1 changed files with 3 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
fs/btrfs/delayed-ref.c
View file

@ -487,7 +487,7 @@ static noinline int add_delayed_ref_head(struct btrfs_fs_info *fs_info,
* we've updated the existing ref, free the newly
* allocated ref
*/
kfree(ref);
kfree(head_ref);
} else {
delayed_refs->num_heads++;
delayed_refs->num_heads_ready++;
@ -549,7 +549,7 @@ static noinline int add_delayed_tree_ref(struct btrfs_fs_info *fs_info,
* we've updated the existing ref, free the newly
* allocated ref
*/
kfree(ref);
kfree(full_ref);
} else {
delayed_refs->num_entries++;
trans->delayed_ref_updates++;
@ -611,7 +611,7 @@ static noinline int add_delayed_data_ref(struct btrfs_fs_info *fs_info,
* we've updated the existing ref, free the newly
* allocated ref
*/
kfree(ref);
kfree(full_ref);
} else {
delayed_refs->num_entries++;
trans->delayed_ref_updates++;