lineedit: fix another corner case with bad unicode input

function                                             old     new   delta
read_key                                             607     646     +39
readit                                                50      55      +5
getch_nowait                                         290     295      +5
hash_find                                            233     234      +1
xstrtoul_range_sfx                                   231     230      -1
passwd_main                                         1058    1056      -2
builtin_exit                                          45      43      -2
cmp_main                                             649     645      -4
lineedit_read_key                                    257     245     -12
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/5 up/down: 50/-21)             Total: 29 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/miscutils/less.c b/miscutils/less.c
index 92d0f3271..e4f8ab979 100644
--- a/miscutils/less.c
+++ b/miscutils/less.c
@@ -855,7 +855,7 @@ static int getch_nowait(void)
 
         /* We have kbd_fd in O_NONBLOCK mode, read inside read_key()
          * would not block even if there is no input available */
-        rd = read_key(kbd_fd, kbd_input);
+        rd = read_key(kbd_fd, kbd_input, /*timeout off:*/ -2);
         if (rd == -1) {
                 if (errno == EAGAIN) {
                         /* No keyboard input available. Since poll() did return,