Initialize the check_owner list head so that we don't corrupt the list.
Reduce the scope of the object pointer.
Fixes:
858333dcf021 ("xfs: check btree block ownership with bnobt/rmapbt when scrubbing btree")
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
struct xfs_buf *bp)
{
struct xfs_btree_cur *cur = bs->cur;
- struct check_owner *co;
/*
* In theory, xfs_btree_get_block should only give us a null buffer
* later scanning.
*/
if (cur->bc_btnum == XFS_BTNUM_BNO || cur->bc_btnum == XFS_BTNUM_RMAP) {
+ struct check_owner *co;
+
co = kmem_alloc(sizeof(struct check_owner),
KM_MAYFAIL);
if (!co)
return -ENOMEM;
+
+ INIT_LIST_HEAD(&co->list);
co->level = level;
co->daddr = xfs_buf_daddr(bp);
list_add_tail(&co->list, &bs->to_check);