Quick fix for importing Nessus NBE files

import_nessus_nbe.diff

diff --git a/lib/msf/core/db.rb b/lib/msf/core/db.rb
index 7e0bc73..9b5c8d8 100644
--- a/lib/msf/core/db.rb
+++ b/lib/msf/core/db.rb
@@ -5163,11 +5163,11 @@ class DBManager
        # There is no place the NBE actually stores the plugin name used to
        # scan. You get "Security Note" or "Security Warning," and that's it.
        def import_nessus_nbe(args={}, &block)
-               data = args[:data]
+               nbe_data = args[:data]
                wspace = args[:wspace] || workspace
                bl = validate_ips(args[:blacklist]) ? args[:blacklist].split : []
 
-               nbe_copy = data.dup
+               nbe_copy = nbe_data.dup
                # First pass, just to build the address map.
                addr_map = {}
 
@@ -5183,7 +5183,7 @@ class DBManager
                        addr_map[hname] = addr
                end
 
-               data.each_line do |line|
+               nbe_data.each_line do |line|
                        r = line.split('|')
                        next if r[0] != 'results'
                        hname = r[2]