1 files changed, 17 insertions, 17 deletions

diff --git a/plugins-scripts/check_sensors.sh b/plugins-scripts/check_sensors.sh
index f7428301..866e0e0f 100755
--- a/plugins-scripts/check_sensors.sh
+++ b/plugins-scripts/check_sensors.sh
@@ -2,57 +2,57 @@
 
 PATH="@TRUSTED_PATH@"
 export PATH
-PROGNAME=`basename $0`
-PROGPATH=`echo $0 | sed -e 's,[\\/][^\\/][^\\/]*$,,'`
+PROGNAME=$(basename "$0")
+PROGPATH=$(echo "$0" | sed -e 's,[\\/][^\\/][^\\/]*$,,')
 REVISION="@NP_VERSION@"
 
-. $PROGPATH/utils.sh
+. "$PROGPATH"/utils.sh
 
 print_usage() {
         echo "Usage: $PROGNAME" [--ignore-fault]
 }
 
 print_help() {
-        print_revision $PROGNAME $REVISION
+        print_revision "$PROGNAME" "$REVISION"
         echo ""
         print_usage
         echo ""
         echo "This plugin checks hardware status using the lm_sensors package."
         echo ""
         support
-        exit $STATE_OK
+        exit "$STATE_OK"
 }
 
 case "$1" in
         --help)
                 print_help
-                exit $STATE_OK
+                exit "$STATE_UNKNOWN"
                 ;;
         -h)
                 print_help
-                exit $STATE_OK
+                exit "$STATE_UNKNOWN"
                 ;;
         --version)
-                print_revision $PROGNAME $REVISION
-                exit $STATE_OK
+                print_revision "$PROGNAME" "$REVISION"
+                exit "$STATE_UNKNOWN"
                 ;;
         -V)
-                print_revision $PROGNAME $REVISION
-                exit $STATE_OK
+                print_revision "$PROGNAME" "$REVISION"
+                exit "$STATE_UNKNOWN"
                 ;;
         *)
-                sensordata=`sensors 2>&1`
+                sensordata=$(sensors 2>&1)
                 status=$?
                 if test ${status} -eq 127; then
                         text="SENSORS UNKNOWN - command not found (did you install lmsensors?)"
                         exit=$STATE_UNKNOWN
-                elif test ${status} -ne 0; then
+                elif test "${status}" -ne 0; then
                         text="WARNING - sensors returned state $status"
                         exit=$STATE_WARNING
-                elif echo ${sensordata} | egrep ALARM > /dev/null; then
+                elif echo "${sensordata}" | grep -E ALARM > /dev/null; then
                         text="SENSOR CRITICAL - Sensor alarm detected!"
                         exit=$STATE_CRITICAL
-                elif echo ${sensordata} | egrep FAULT > /dev/null \
+                elif echo "${sensordata}" | grep -E FAULT > /dev/null \
                     && test "$1" != "-i" -a "$1" != "--ignore-fault"; then
                         text="SENSOR UNKNOWN - Sensor reported fault"
                         exit=$STATE_UNKNOWN
@@ -63,8 +63,8 @@ case "$1" in
 
                 echo "$text"
                 if test "$1" = "-v" -o "$1" = "--verbose"; then
-                        echo ${sensordata}
+                        echo "${sensordata}"
                 fi
-                exit $exit
+                exit "$exit"
                 ;;
 esac