random: Fix behavior of kernel option "-rs".

[pintos-anon] / src / tests / userprog / close-stdout.c

diff --git a/src/tests/userprog/close-stdout.c b/src/tests/userprog/close-stdout.c
index 72f30d723564e23d1ecf00d6a0f050e0a212019f..886523fc45808168d5020572763b6bbc7adc4a1f 100644 (file)
--- a/src/tests/userprog/close-stdout.c
+++ b/src/tests/userprog/close-stdout.c
@@ -1,3 +1,6 @@
+/* Tries to close the console output stream, which must either
+   fail silently or terminate with exit code -1. */
+
 #include <syscall.h>
 #include "tests/main.h"