From daa5599a7beb8ff7c1b7aee6aec1ffba132cf230 Mon Sep 17 00:00:00 2001
From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sun, 19 May 2013 20:30:31 +0200
Subject: [PATCH] modem: Don't log empty lines.

---
 functions.modem | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/functions.modem b/functions.modem
index 8b115fca..ab9f587a 100644
--- a/functions.modem
+++ b/functions.modem
@@ -104,15 +104,14 @@ function __modem_chat_process_output() {
 	local counter=0
 
 	local line
-	while read line; do
-		log DEBUG "Output[${counter}]: ${line}"
-
+	while read -r line; do
 		# Also skip empty lines.
 		[ -n "${line}" ] || continue
 
 		# Ignore all volatile messages.
 		[ "${line:0:1}" = "^" ] && continue
 
+		log DEBUG "Output[${counter}]: ${line}"
 		counter=$(( ${counter} + 1 ))
 
 		# Skip the first line, because that's out command.
-- 
2.39.2