1 files changed, 20 insertions, 3 deletions
diff --git a/debian/ifplugd.udev.agent b/debian/ifplugd.udev.agent
index d632bff..fe02b51 100644
--- a/debian/ifplugd.udev.agent
+++ b/debian/ifplugd.udev.agent
@@ -19,8 +19,25 @@ DEBUG=yes export DEBUG
 [ -f $CFG ] || { mesg No $DAEMON_NAME configuration file ; exit 1 ; }
 . $CFG
 
-for IF in $HOTPLUG_INTERFACES ; do
-    if [ "$INTERFACE" = "$IF" -o "$IF" = "all" ] ; then
+# return true (0) if interface from list $1 is in list $2
+# return false (1) otherwise
+search_interfaces () {
+    for IF in $2 ; do
+        for SEARCH_IF in $1 ; do
+            if [ "$SEARCH_IF" = "$IF" ] ; then
+                return 0
+            fi
+        done
+    done
+    return 1
+}
+
+search_interfaces "$INTERFACE" "$INTERFACES"
+if [ $? -gt 0 ] ; then
+    # Interface isn't statically managed by ifplugd
+    search_interfaces "all $INTERFACE" "$HOTPLUG_INTERFACES"
+    if [ $? -eq 0 ] ; then
+        # Interface is in hotplug allowed list
         case $ACTION in
         add|register)
             debug_mesg Invoking $DAEMON_NAME for $INTERFACE
@@ -33,4 +50,4 @@ for IF in $HOTPLUG_INTERFACES ; do
         esac
         break
     fi
-done
+fi