Revert "Fixed error in Form Helper textarea function"

This reverts commit e15d1be514dad1df7a3c38d6265566692ecf1260.
diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php
index 84a3e80..692909c 100644
--- a/system/helpers/form_helper.php
+++ b/system/helpers/form_helper.php
@@ -261,6 +261,7 @@
 			unset($data['value']); // textareas don't use the value attribute
 		}
 
+		$name = is_array($data) ? $data['name'] : $data;
 		return '<textarea '._parse_form_attributes($data, $defaults).$extra.'>'.form_prep($val, TRUE)."</textarea>\n";
 	}
 }
@@ -1004,4 +1005,4 @@
 }
 
 /* End of file form_helper.php */
-/* Location: ./system/helpers/form_helper.php */
+/* Location: ./system/helpers/form_helper.php */
\ No newline at end of file