diff -Nru kde-workspace-4.11.9/debian/changelog kde-workspace-4.11.9/debian/changelog
--- kde-workspace-4.11.9/debian/changelog	2014-05-06 10:55:11.000000000 +0000
+++ kde-workspace-4.11.9/debian/changelog	2014-05-06 14:34:36.000000000 +0000
@@ -1,3 +1,10 @@
+kde-workspace (4:4.11.9-0ubuntu0.2) trusty; urgency=medium
+
+  * Add upstream_Dont-crash-when-no-desktopnames.patch to make KDM not crash
+    on desktop files that don't set a DesktopNames field
+
+ -- Rohan Garg <rohangarg@kubuntu.org>  Tue, 06 May 2014 16:34:35 +0200
+
 kde-workspace (4:4.11.9-0ubuntu0.1) trusty; urgency=medium
 
   * New upstream release (LP: #1312806)
diff -Nru kde-workspace-4.11.9/debian/patches/series kde-workspace-4.11.9/debian/patches/series
--- kde-workspace-4.11.9/debian/patches/series	2014-05-06 10:35:19.000000000 +0000
+++ kde-workspace-4.11.9/debian/patches/series	2014-05-06 14:34:02.000000000 +0000
@@ -34,3 +34,4 @@
 kubuntu_avoid_zic_and_deep_copy_timezone_data.diff
 kubuntu_kcm_display_add_kscreen.diff
 kubuntu_dont-force-on-path.patch
+upstream_Dont-crash-when-no-desktopnames.patch
diff -Nru kde-workspace-4.11.9/debian/patches/upstream_Dont-crash-when-no-desktopnames.patch kde-workspace-4.11.9/debian/patches/upstream_Dont-crash-when-no-desktopnames.patch
--- kde-workspace-4.11.9/debian/patches/upstream_Dont-crash-when-no-desktopnames.patch	1970-01-01 00:00:00.000000000 +0000
+++ kde-workspace-4.11.9/debian/patches/upstream_Dont-crash-when-no-desktopnames.patch	2014-05-06 14:33:33.000000000 +0000
@@ -0,0 +1,33 @@
+commit e1724800ecf3c6a7035dfa7bcaa50b2a8f48688f
+Author: David Faure <faure@kde.org>
+Date:   Fri May 2 10:26:38 2014 +0200
+
+    Fix crash when DesktopNames isn't set
+    
+    BUG: 334159
+    FIXED-IN: 4.11.10
+
+diff --git a/kdm/backend/client.c b/kdm/backend/client.c
+index 335cc3e..a2d06c2 100644
+--- a/kdm/backend/client.c
++++ b/kdm/backend/client.c
+@@ -1810,12 +1810,14 @@ startClient(volatile int *pid)
+                             !(sessargs = iniEntry(str, "Desktop Entry", "Exec", 0)))
+                         sessargs = "";
+                     buf = iniEntry(str, "Desktop Entry", "DesktopNames", 0);
+-                    for (buf2 = buf; *buf2; ++buf2) {
+-                        if (*buf2 == ';')
+-                            *buf2 = ':';
++                    if (buf) {
++                        for (buf2 = buf; *buf2; ++buf2) {
++                            if (*buf2 == ';')
++                                *buf2 = ':';
++                        }
++                        userEnviron = setEnv(userEnviron, "XDG_CURRENT_DESKTOP", buf);
++                        free(buf);
+                     }
+-                    userEnviron = setEnv(userEnviron, "XDG_CURRENT_DESKTOP", buf);
+-                    free(buf);
+                     free(str);
+                     free(fname);
+                     goto gotit;