Comment 1 for bug 1840189

The following patches were already included to both 4.15 and 5.0 kernels:

v4.19-rc4~33^2~20^2~9 76d5581c8704 net/mlx5: Fix use-after-free in self-healing flow
v4.19-rc4~33^2~20^2~8 5df816e7f43f net/mlx5: Fix debugfs cleanup in the device init/remove flow
v4.20-rc4~25^2~19^2~2 bd85fbc2038a net/mlx4_core: Zero out lkey field in SW2HW_MPT fw command

4.15 got them via upstream stable updates and 5.0 already had them.

The remaining patch was submitted for review:

https://lists.ubuntu.com/archives/kernel-team/2019-August/103293.html
https://lists.ubuntu.com/archives/kernel-team/2019-August/103294.html