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-rw-r--r--ext/zlib/zlib.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
index ad7e91e930..412c98244a 100644
--- a/ext/zlib/zlib.c
+++ b/ext/zlib/zlib.c
@@ -437,6 +437,7 @@ zstream_expand_buffer(z)
z->buf_filled = 0;
z->stream.next_out = RSTRING(z->buf)->ptr;
z->stream.avail_out = ZSTREAM_INITIAL_BUFSIZE;
+ RBASIC(z->buf)->klass = 0;
return;
}
@@ -3276,7 +3277,7 @@ void Init_zlib()
cZStream = rb_define_class_under(mZlib, "ZStream", rb_cObject);
rb_undef_alloc_func(cZStream);
rb_define_method(cZStream, "avail_out", rb_zstream_avail_out, 0);
- rb_define_method(cZStream, "avail_out=", rb_zstream_set_avail_out, 0);
+ rb_define_method(cZStream, "avail_out=", rb_zstream_set_avail_out, 1);
rb_define_method(cZStream, "avail_in", rb_zstream_avail_in, 0);
rb_define_method(cZStream, "total_in", rb_zstream_total_in, 0);
rb_define_method(cZStream, "total_out", rb_zstream_total_out, 0);