ifdown-hso: shellcheck: fix most shell quoting issues

1 files changed, 11 insertions, 11 deletions

diff --git a/mageia/network-scripts/ifdown-hso b/mageia/network-scripts/ifdown-hso
index 0cedb00e..a920c17c 100755
--- a/mageia/network-scripts/ifdown-hso
+++ b/mageia/network-scripts/ifdown-hso
@@ -12,8 +12,8 @@ source_config
 [ -z "$CELLULAR_CID" ] && CELLULAR_CID=1
 [ "${DEBUG}" = "yes" ] && CHATDBG="-v"
 
-CHATSCRIPT=`mktemp /tmp/chatXXXXXX`
-cat > $CHATSCRIPT <<EOF
+CHATSCRIPT=$(mktemp /tmp/chatXXXXXX)
+cat > "$CHATSCRIPT" <<EOF
 ABORT ERROR
 TIMEOUT 5
 "" ATZ
@@ -21,35 +21,35 @@ OK "AT_OWANCALL=${CELLULAR_CID},0,0"
 OK ""
 EOF
 
-if ! /usr/sbin/chat ${CHATDBG} -s -f ${CHATSCRIPT} < $MODEMPORT > $MODEMPORT; then
+if ! /usr/sbin/chat ${CHATDBG} -s -f "${CHATSCRIPT}" < "$MODEMPORT" > "$MODEMPORT"; then
     echo $"Disconnect script failed (HSO)"
 fi
 
 # ask status (it also waits for device state to be cleaner)
 # do not fail if status querying fail
-cat > $CHATSCRIPT <<EOF
+cat > "$CHATSCRIPT" <<EOF
 ABORT ERROR
 TIMEOUT 2
 "" ATZ
 OK "AT_OWANDATA=${CELLULAR_CID}"
 EOF
-/usr/sbin/chat ${CHATDBG} -s -f ${CHATSCRIPT} < $MODEMPORT > $MODEMPORT
+/usr/sbin/chat ${CHATDBG} -s -f "${CHATSCRIPT}" < "$MODEMPORT" > "$MODEMPORT"
 
-rm -f $CHATSCRIPT
+rm -f "$CHATSCRIPT"
 
-ip addr flush dev ${DEVICE} 2>/dev/null
-ip link set dev ${DEVICE} down 2>/dev/null
+ip addr flush dev "${DEVICE}" 2>/dev/null
+ip link set dev "${DEVICE}" down 2>/dev/null
 retcode=$?
 
 # wait up to 5 seconds for device to actually come down...
 waited=0
-while ! check_device_down ${DEVICE} && [ "$waited" -lt 50 ] ; do
+while ! check_device_down "${DEVICE}" && [ "$waited" -lt 50 ] ; do
     usleep 10000
-    waited=$(($waited+1))
+    (( waited++ ))
 done
 
 if [ "$retcode" = 0 ] ; then
-    /etc/sysconfig/network-scripts/ifdown-post $CONFIG
+    /etc/sysconfig/network-scripts/ifdown-post "$CONFIG"
     # do NOT use $? because ifdown should return whether or not
     # the interface went down.
 fi