[netspeed] Only update icon quality for wireless; Fixes #580683

[Jörgen Scheibengruber <mfcn src gnome org>]

commit be71b6dcc90ee7c2e2431ee79160d837fba7324f
Author: Jörgen Scheibengruber <mfcn gmx de>
Date:   Sat Jun 5 14:34:34 2010 +0300

    Only update icon quality for wireless; Fixes #580683

 src/netspeed.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/src/netspeed.c b/src/netspeed.c
index d0bf099..488696f 100644
--- a/src/netspeed.c
+++ b/src/netspeed.c
@@ -377,8 +377,10 @@ init_quality_pixbufs(NetspeedApplet *applet)
 static void
 icon_theme_changed_cb(GtkIconTheme *icon_theme, gpointer user_data)
 {
+    NetspeedApplet *applet = (NetspeedApplet*)user_data;
     init_quality_pixbufs(user_data);
-    update_quality_icon(user_data);
+    if (applet->devinfo.type == DEV_WIRELESS && applet->devinfo.up)
+        update_quality_icon(user_data);
     change_icons(user_data);
 }