nsswitch pam_winbind: Fix Asan use after free
Fix use after free condition detected by Address Sanitizer triggered by wbcLogonUserInfoDestructor, wbcFreeMemory has code to detect and prevent a double free. This patch prevents the Address Sanitizer error, allowing tests to be run with Address Sanitizer enabled.
Bug: https://bugzilla.samba.org/show_bug.cgi?id=13927
Signed-off-by: Gary Lockyer gary@catalyst.net.nz