fix assorted unused code and wrong format specs found by cppchekc (bug 6716)

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

1 files changed, 1 insertions, 1 deletions

diff --git a/miscutils/chat.c b/miscutils/chat.c
index ce994f870..bd2abc24a 100644
--- a/miscutils/chat.c
+++ b/miscutils/chat.c
@@ -296,7 +296,7 @@ int chat_main(int argc UNUSED_PARAM, char **argv)
                                                 full_write(record_fd, buf+buf_len, 1);
                                         }
                                         // dump device input if ECHO ON
-                                        if (echo > 0) {
+                                        if (echo) {
 //                                              if (buf[buf_len] < ' ') {
 //                                                      full_write(STDERR_FILENO, "^", 1);
 //                                                      buf[buf_len] += '@';