From: phcoder <phcoder@localhost>
Date: Mon, 20 Jul 2009 17:37:37 +0000 (+0000)
Subject: 2009-07-20  Vladimir Serbinenko  <phcoder@gmail.com>
X-Git-Tag: 1.98~692
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=57a55913e0edfee615c6007e44ae8a9def785d95;p=thirdparty%2Fgrub.git

2009-07-20  Vladimir Serbinenko  <phcoder@gmail.com>

	* font/font.c (find_glyph): Check whether a font is present to avoid
	segmentation fault.
---

diff --git a/ChangeLog b/ChangeLog
index c9616e25c..cd29ffcb7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-07-20  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	* font/font.c (find_glyph): Check whether a font is present to avoid
+	segmentation fault.
+	
 2009-07-20  Joe Auricchio <jauricchio@gmail.com>
 
 	* term/gfxterm.c (grub_virtual_screen_setup): Clear virtual_screen.
diff --git a/font/font.c b/font/font.c
index 84f0a4260..a81291916 100644
--- a/font/font.c
+++ b/font/font.c
@@ -607,6 +607,9 @@ find_glyph (const grub_font_t font, grub_uint32_t code)
   lo = 0;
   hi = font->num_chars - 1;
 
+  if (! table)
+    return 0;
+
   while (lo <= hi)
     {
       mid = lo + (hi - lo) / 2;