x: check we still have an XIC context before accessing it

1 files changed, 5 insertions, 2 deletions

diff --git a/x.c b/x.c
index 5af6e4d..b488617 100644
--- a/x.c
+++ b/x.c
@@ -1061,6 +1061,7 @@ void
 ximdestroy(XIM xim, XPointer client, XPointer call)
 {
         xw.ime.xim = NULL;
+        xw.ime.xic = NULL;
         XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL,
                                         ximinstantiate, NULL);
         XFree(xw.ime.spotlist);
@@ -1692,13 +1693,15 @@ focus(XEvent *ev)
                 return;
 
         if (ev->type == FocusIn) {
-                XSetICFocus(xw.ime.xic);
+                if (xw.ime.xic)
+                        XSetICFocus(xw.ime.xic);
                 win.mode |= MODE_FOCUSED;
                 xseturgency(0);
                 if (IS_SET(MODE_FOCUS))
                         ttywrite("\033[I", 3, 0);
         } else {
-                XUnsetICFocus(xw.ime.xic);
+                if (xw.ime.xic)
+                        XUnsetICFocus(xw.ime.xic);
                 win.mode &= ~MODE_FOCUSED;
                 if (IS_SET(MODE_FOCUS))
                         ttywrite("\033[O", 3, 0);