line editing: make read_line_input() not take timeout param

It's almost always -1.

function                                             old     new   delta
read_line_input                                     3902    3912     +10
new_line_input_t                                      24      31      +7
pgetc                                                583     585      +2
save_command_ps_at_cur_history                        80      78      -2
read_line                                             76      74      -2
fgetc_interactive                                    246     244      -2
addLines                                              84      82      -2
doCommands                                          2226    2222      -4
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/5 up/down: 19/-12)              Total: 7 bytes

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

1 files changed, 1 insertions, 2 deletions

diff --git a/shell/hush.c b/shell/hush.c
index 93ed0bc0b..6fa4e1630 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -2411,8 +2411,7 @@ static int get_user_input(struct in_str *i)
                 /* buglet: SIGINT will not make new prompt to appear _at once_,
                  * only after <Enter>. (^C works immediately) */
                 r = read_line_input(G.line_input_state, prompt_str,
-                                G.user_input_buf, CONFIG_FEATURE_EDITING_MAX_LEN-1,
-                                /*timeout*/ -1
+                                G.user_input_buf, CONFIG_FEATURE_EDITING_MAX_LEN-1
                 );
                 /* read_line_input intercepts ^C, "convert" it to SIGINT */
                 if (r == 0)