check for nil msg in print_error

cypher · cypher · commit 27ba8f00df66 · 2016-12-14T21:10:10.000-08:00
diff --git a/lib/rex/ui/text/shell.rb b/lib/rex/ui/text/shell.rb
@@ -272,6 +272,7 @@ def update_prompt(prompt = nil, new_prompt_char = nil, mode = false)
   #
   def print_error(msg='')
     return if (output.nil?)
+    return if (msg.nil?)
 
     self.on_print_proc.call(msg) if self.on_print_proc
     # Errors are not subject to disabled output

Original file line number	Diff line number	Diff line change
`@@ -272,6 +272,7 @@ def update_prompt(prompt = nil, new_prompt_char = nil, mode = false)`
`272`	`272`	`#`
`273`	`273`	`def print_error(msg='')`
`274`	`274`	`return if (output.nil?)`
	`275`	`+ return if (msg.nil?)`
`275`	`276`
`276`	`277`	`self.on_print_proc.call(msg) if self.on_print_proc`
`277`	`278`	`# Errors are not subject to disabled output`