From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steve Bennett Date: Sun, 22 Nov 2020 14:58:45 +1000 Subject: [PATCH] cli_readline: Only insert printable chars Message-ID: <20201122045845.62456-1-steveb@workware.net.au> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de There should be no need to insert non-printable characters and this prevents line editing getting confused. Signed-off-by: Steve Bennett --- common/cli_readline.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/common/cli_readline.c b/common/cli_readline.c index 47b876285c..5c158d03b4 100644 --- a/common/cli_readline.c +++ b/common/cli_readline.c @@ -493,8 +493,10 @@ static int cread_line(const char *const prompt, char *buf, unsigned int *len, } #endif default: - cread_add_char(ichar, insert, &num, &eol_num, buf, - *len); + if (ichar >= ' ' && ichar <= '~') { + cread_add_char(ichar, insert, &num, &eol_num, + buf, *len); + } break; } } -- 2.24.2 (Apple Git-127)