From: Mark Wielaard <mjw@redhat.com>
Date: Mon, 1 Oct 2012 14:10:46 +0000 (+0200)
Subject: derelocate.c (find_section): Check next section exists before accessing it.
X-Git-Tag: elfutils-0.156~88
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5b25782ecd5a9d60373878f887cee65d55d98e76;p=thirdparty%2Felfutils.git

derelocate.c (find_section): Check next section exists before accessing it.

Signed-off-by: Mark Wielaard <mjw@redhat.com>
---

diff --git a/libdwfl/ChangeLog b/libdwfl/ChangeLog
index 36db7a327..7f2c77788 100644
--- a/libdwfl/ChangeLog
+++ b/libdwfl/ChangeLog
@@ -1,3 +1,8 @@
+2012-10-01  Mark Wielaard  <mjw@redhat.com>
+
+	* derelocate.c (find_section): Check next section exists before
+	accessing it.
+
 2012-08-01  Petr Machata  <pmachata@redhat.com>
 
 	* offline.c (process_archive_member): Ignore entry "/SYM64/".
diff --git a/libdwfl/derelocate.c b/libdwfl/derelocate.c
index e3fcba8d7..56f998c34 100644
--- a/libdwfl/derelocate.c
+++ b/libdwfl/derelocate.c
@@ -317,7 +317,7 @@ find_section (Dwfl_Module *mod, Dwarf_Addr *addr)
 	     inside the next one.  A section limit address can appear in
 	     line records.  */
 	  if (*addr == sections->refs[idx].end
-	      && idx < sections->count
+	      && idx + 1 < sections->count
 	      && *addr == sections->refs[idx + 1].start)
 	    ++idx;