SF.net SVN: geany: [950] trunk

[ntrel at users.sourceforge.net]

Revision: 950
          http://svn.sourceforge.net/geany/?rev=950&view=rev
Author:   ntrel
Date:     2006-11-01 02:58:47 -0800 (Wed, 01 Nov 2006)

Log Message:
-----------
Prevent possible invalid memory read.

Modified Paths:
--------------
    trunk/ChangeLog
    trunk/src/document.c

Modified: trunk/ChangeLog
===================================================================
--- trunk/ChangeLog	2006-10-30 23:00:26 UTC (rev 949)
+++ trunk/ChangeLog	2006-11-01 10:58:47 UTC (rev 950)
@@ -1,3 +1,8 @@
+2006-11-01  Nick Treleaven  <nick.treleaven at btinternet.com>
+
+ * src/document.c: Prevent possible invalid memory read.
+
+
 2006-10-30  Enrico Tröger  <enrico.troeger at uvena.de>
 
  * src/sci_cb.c: Add extra indentation for Python after a colon.

Modified: trunk/src/document.c
===================================================================
--- trunk/src/document.c	2006-10-30 23:00:26 UTC (rev 949)
+++ trunk/src/document.c	2006-11-01 10:58:47 UTC (rev 950)
@@ -1436,7 +1436,7 @@
 	linebuf = sci_get_line(doc_list[idx].sci, line);
 
 	while (isspace(linebuf[i])) i++;
-	while (isspace(linebuf[len-1])) len--;
+	while (len > 1 && len > i && isspace(linebuf[len-1])) len--;
 	g_free(linebuf);
 
 	current_mask = sci_get_style_at(doc_list[idx].sci, start);


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