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 <je...@suse.com>
---
fs/btrfs/delayed-ref.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c
index b004960..e388ca3 100644
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -455,7 +455,7 @@ static noinline void add_delayed_ref_head(struct
btrfs_trans_handle *trans,
* 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++;
@@ -510,7 +510,7 @@ static noinline void add_delayed_tree_ref(struct
btrfs_trans_handle *trans,
* 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++;
@@ -565,7 +565,7 @@ static noinline void add_delayed_data_ref(struct
btrfs_trans_handle *trans,
* 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++;
--
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