fix bug

CCXXXI · Jan 10, 2021 · a6fc93c · a6fc93c
1 parent 8de8662
commit a6fc93c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/userprog/syscall.c b/src/userprog/syscall.c
@@ -205,7 +205,7 @@ static void exit(int status)
 
     while (!list_empty(&self->files))
     {
-        struct open_file *f = list_entry(list_pop_back(&self->files),
+        struct open_file *f = list_entry(list_back(&self->files),
                                          struct open_file, elem);
         close(f->fd);
     }