v1->v2: Extract a helper to get realpath and real inode from ovl inode. Get realinode from realpath in do_ovl_get_acl(). v2->v3: Modify original helper ovl_i_path_real() to return the realinode. Zhihao Cheng (3): ovl: Let helper ovl_i_path_real() return the realinode ovl: ovl_permission: Fix null pointer dereference at realinode in rcu-walk mode ovl: get_acl: Fix null pointer dereference at realinode in rcu-walk mode fs/overlayfs/inode.c | 17 ++++++++--------- fs/overlayfs/overlayfs.h | 2 +- fs/overlayfs/util.c | 7 ++++--- 3 files changed, 13 insertions(+), 13 deletions(-) -- 2.39.2