Avoid double copying into provided outbuf

ruby · Apr 11, 2024 · 07f44b7 · 07f44b7
1 parent d25ef40
commit 07f44b7
Showing 1 changed file with 0 additions and 5 deletions.
diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
@@ -2961,11 +2961,6 @@ gzfile_readpartial(struct gzfile *gz, long len, VALUE outbuf)
     dst = zstream_shift_buffer(&gz->z, len, outbuf);
     gzfile_calc_crc(gz, dst);
 
-    if (!NIL_P(outbuf)) {
-        rb_str_resize(outbuf, RSTRING_LEN(dst));
-        memcpy(RSTRING_PTR(outbuf), RSTRING_PTR(dst), RSTRING_LEN(dst));
-	dst = outbuf;
-    }
     return dst;
 }