merges r20532 from trunk into ruby_1_9_1.

* io.c (io_binwrite): arg.offset should be updated after retry.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_1@20552 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/io.c b/io.c
index eb954f22f3..320950ed97 100644
--- a/io.c
+++ b/io.c
@@ -795,8 +795,8 @@ io_binwrite(VALUE str, rb_io_t *fptr, int nosync)
 	}
 	arg.fptr = fptr;
 	arg.str = str;
-	arg.offset = offset;
       retry:
+	arg.offset = offset;
 	arg.length = n;
 	if (fptr->write_lock) {
 	    r = rb_mutex_synchronize(fptr->write_lock, io_binwrite_string, (VALUE)&arg);