Replace kfree with kfree_sensitive, or prepend memzero_explicit() in
other cases, when freeing sensitive material that could still be left
in memory.
Signed-off-by: NEnzo Matsumiya <ematsumiya@suse.de>
Reported-by: Nkernel test robot <oliver.sang@intel.com>
Link: https://lore.kernel.org/r/202209201529.ec633796-oliver.sang@intel.comReviewed-by: NPaulo Alcantara (SUSE) <pc@cjr.nz>
Reviewed-by: NRonnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: NSteve French <stfrench@microsoft.com>