diff options
Diffstat (limited to 'networking')
| -rw-r--r-- | networking/telnetd.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/networking/telnetd.c b/networking/telnetd.c index 1de3abc..303ef1b 100644 --- a/networking/telnetd.c +++ b/networking/telnetd.c @@ -192,8 +192,16 @@ safe_write_to_pty_decode_iac(struct tsession *ts) /* Literal 255 (emacs M-DEL) */ //bb_error_msg("255!"); rc = safe_write(ts->ptyfd, &buf[1], 1); + /* + * If we went through buffered_IAC_for_pty==1 path, + * bailing out on error like below messes up the buffer. + * EAGAIN is highly unlikely here, other errors will be + * repeated on next write, let's just skip error check. + */ +#if 0 if (rc <= 0) return rc; +#endif rc = 2; goto update_and_return; } |