2 files changed, 5 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index de313392c1..c84de63261 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Thu Aug  5 14:12:44 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* ruby.c (ruby_init_loadpath_safe): ensure sopath to be modifiable
+
 Thu Aug  5 12:39:14 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* string.c (str_make_independent_expand): fix buffer overflow
diff --git a/ruby.c b/ruby.c
index 5196b0faf0..155ef5fbfa 100644
--- a/ruby.c
+++ b/ruby.c
@@ -426,7 +426,7 @@ ruby_init_loadpath_safe(int safe_level)
 #define PREFIX_PATH() rb_str_new(libpath, baselen)
 #else
     baselen = p - libpath;
-    rb_str_set_len(sopath, baselen);
+    rb_str_resize(sopath, baselen);
     libpath = RSTRING_PTR(sopath);
 #define PREFIX_PATH() sopath
 #endif