1 files changed, 1 insertions, 0 deletions

diff --git a/shell/ash.c b/shell/ash.c
index 46f00dd3d..ec3e17618 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -11589,6 +11589,7 @@ readcmd(int argc, char **argv)
 #endif
 #if ENABLE_ASH_READ_TIMEOUT
         if (ts.tv_sec || ts.tv_usec) {
+// TODO: replace with poll, it is smaller
                 FD_ZERO(&set);
                 FD_SET(0, &set);