From 3e1c856d90c0968adde15c23aba96f585a07e8c6 Mon Sep 17 00:00:00 2001
From: Carsten Haitzler <raster@rasterman.com>
Date: Tue, 26 Jul 2011 11:47:40 +0000
Subject: [PATCH] segv if preedit str null!

SVN revision: 61747
---
 .../src/modules/immodules/xim/ecore_imf_xim.c | 20 ++++++++++++++-----
 1 file changed, 15 insertions(+), 5 deletions(-)

diff --git a/legacy/ecore/src/modules/immodules/xim/ecore_imf_xim.c b/legacy/ecore/src/modules/immodules/xim/ecore_imf_xim.c
index d35eb70d91..bc8f3f82f2 100644
--- a/legacy/ecore/src/modules/immodules/xim/ecore_imf_xim.c
+++ b/legacy/ecore/src/modules/immodules/xim/ecore_imf_xim.c
@@ -177,12 +177,22 @@ _ecore_imf_context_xim_preedit_string_get(Ecore_IMF_Context *ctx,
    char *utf8;
    int len;
    imf_context_data = ecore_imf_context_data_get(ctx);
-   utf8 = eina_unicode_unicode_to_utf8(imf_context_data->preedit_chars,
-                                       &len);
-   if(str)
-     *str = utf8;
+   if (imf_context_data->preedit_chars)
+     {
+        utf8 = eina_unicode_unicode_to_utf8(imf_context_data->preedit_chars,
+                                            &len);
+        if(str)
+           *str = utf8;
+        else
+           free(utf8);
+     }
    else
-     free(utf8);
+     {
+        if(str)
+           *str = NULL;
+        if(cursor_pos)
+           *cursor_pos = 0;
+     }
 
    if(cursor_pos)
      *cursor_pos = imf_context_data->preedit_cursor;