James, this is a repair for a regression introduced in 5.1. It should be pulled for 5.2 and added to 5.1.
The following changes since commit 619ae03e922b65a1a5d4269ceae1e9e13a058d6b: Smack: Fix kbuild reported build error (2019-04-30 14:13:32 -0700) are available in the git repository at: https://github.com/cschaufler/next-smack.git smack-for-5.2-b for you to fetch changes up to a5765ce797070d046dc53ccceeb0ed304cb918eb: Smack: Restore the smackfsdef mount option (2019-05-28 10:22:04 -0700) ---------------------------------------------------------------- Casey Schaufler (1): Smack: Restore the smackfsdef mount option security/smack/smack_lsm.c | 2 ++ 1 file changed, 2 insertions(+)