* pack.c (pack_unpack): string conversion should at the top of the

  method.  [ruby-dev:24439]

* io.c (io_read): buffer should be frozen only after the length
  check.  [ruby-dev:24440]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7010 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/io.c b/io.c
index de80872ca4..f188f74c11 100644
--- a/io.c
+++ b/io.c
@@ -1195,10 +1195,10 @@ io_read(argc, argv, io)
 	rb_str_modify(str);
 	rb_str_resize(str,len);
     }
-    FL_SET(str, FL_FREEZE);
     if (len == 0) return str;
 
     READ_CHECK(fptr->f);
+    FL_SET(str, FL_FREEZE);
     n = rb_io_fread(RSTRING(str)->ptr, len, fptr->f);
     FL_UNSET(str, FL_FREEZE);
     if (n == 0) {