diff -Nru xfce4-cellmodem-plugin-0.0.5.dfsg/debian/changelog xfce4-cellmodem-plugin-0.0.5.dfsg/debian/changelog
--- xfce4-cellmodem-plugin-0.0.5.dfsg/debian/changelog	2011-06-27 20:39:58.000000000 +0000
+++ xfce4-cellmodem-plugin-0.0.5.dfsg/debian/changelog	2012-03-05 23:05:24.000000000 +0000
@@ -1,3 +1,11 @@
+xfce4-cellmodem-plugin (0.0.5.dfsg-2ubuntu2) precise; urgency=low
+
+  * debian/patches:
+    - 03_fix-crash-on-remove.patch: fix incorrect callback signature, should
+      prevent the plugin from crashing on remove.                   lp: #934307
+
+ -- Lionel Le Folgoc <mrpouit@ubuntu.com>  Tue, 06 Mar 2012 00:05:17 +0100
+
 xfce4-cellmodem-plugin (0.0.5.dfsg-2ubuntu1) oneiric; urgency=low
 
   * Resync with Debian unstable (different orig tarball and versioning).
diff -Nru xfce4-cellmodem-plugin-0.0.5.dfsg/debian/patches/03_fix-crash-on-remove.patch xfce4-cellmodem-plugin-0.0.5.dfsg/debian/patches/03_fix-crash-on-remove.patch
--- xfce4-cellmodem-plugin-0.0.5.dfsg/debian/patches/03_fix-crash-on-remove.patch	1970-01-01 00:00:00.000000000 +0000
+++ xfce4-cellmodem-plugin-0.0.5.dfsg/debian/patches/03_fix-crash-on-remove.patch	2012-02-19 16:19:51.000000000 +0000
@@ -0,0 +1,16 @@
+Description: fix incorrect callback signature
+Origin: other, https://bugzilla.xfce.org/attachment.cgi?id=4217
+Bug: https://bugzilla.xfce.org/show_bug.cgi?id=6747
+Bug-Ubuntu: https://bugs.launchpad.net/ubuntu/+source/xfce4-cellmodem-plugin/+bug/934307
+
+--- xfce4-cellmodem-plugin-0.0.5.dfsg.orig/panel-plugin/cellmodem.c
++++ xfce4-cellmodem-plugin-0.0.5.dfsg/panel-plugin/cellmodem.c
+@@ -586,7 +586,7 @@ cellmodem_t_update_monitors( cellmodem_t
+  */
+ 
+ static void
+-cellmodem_t_delete(cellmodem_t *monitor)
++cellmodem_t_delete(XfcePanelPlugin *plugin, cellmodem_t *monitor)
+ {
+     DEBUG("Destroying cellmodem object");
+     cellmodem_t_close_modem( monitor /*, TRUE*/ );
diff -Nru xfce4-cellmodem-plugin-0.0.5.dfsg/debian/patches/series xfce4-cellmodem-plugin-0.0.5.dfsg/debian/patches/series
--- xfce4-cellmodem-plugin-0.0.5.dfsg/debian/patches/series	2010-10-17 17:14:48.000000000 +0000
+++ xfce4-cellmodem-plugin-0.0.5.dfsg/debian/patches/series	2012-03-05 22:50:05.000000000 +0000
@@ -1,2 +1,3 @@
 01_typo-linking.patch
 02_explicit-linking-to-libxfcegui4.patch
+03_fix-crash-on-remove.patch