merges r31930 from trunk into ruby_1_9_2.

--
* ext/psych/parser.c (parse): release event objects to plug memory
leak.  Thanks Mark J. Titorenko!

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_2@32376 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/ext/psych/parser.c b/ext/psych/parser.c
index 8841766067..a69f2763bc 100644
--- a/ext/psych/parser.c
+++ b/ext/psych/parser.c
@@ -295,6 +295,7 @@ static VALUE parse(VALUE self, VALUE yaml)
 	    done = 1;
 	    break;
 	}
+	yaml_event_delete(&event);
     }
 
     return self;