diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/marshal.rb')
| -rw-r--r-- | activesupport/lib/active_support/core_ext/marshal.rb | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/core_ext/marshal.rb b/activesupport/lib/active_support/core_ext/marshal.rb index e333b26133..ca278cb2fa 100644 --- a/activesupport/lib/active_support/core_ext/marshal.rb +++ b/activesupport/lib/active_support/core_ext/marshal.rb @@ -5,7 +5,10 @@ module ActiveSupport rescue ArgumentError, NameError => exc if exc.message.match(%r|undefined class/module (.+)|) # try loading the class/module - $1.constantize + loaded = $1.constantize + + raise unless $1 == loaded.name + # if it is an IO we need to go back to read the object source.rewind if source.respond_to?(:rewind) retry |