Bug 750625 - Fix Coverity (11055) Explicit null dereferenced
    
    https://bugzilla.redhat.com/show_bug.cgi?id=750625
    
    plugins/automember/automember.c (automember_pre_op)
    
    Bug Description: Passing null variable "e" to function
    "automember_parse_config_entry", which dereferences it.
    Missing a check of the NULL possibility of target entry "e".
    
    Fix Description: Check if "e" is NULL or not.  If it is, goto "bail".