* src/cmds.c (Fself_insert_command): Don't call XFASTINT without checking

it's not negative.

2 files changed, 6 insertions, 1 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 9804d57a9cf..902570f804f 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2010-11-11  Stefan Monnier  <monnier@iro.umontreal.ca>
+
+        * cmds.c (Fself_insert_command): Don't call XFASTINT without checking
+        it's not negative.
+
 2010-11-10  YAMAMOTO Mitsuharu  <mituharu@math.s.chiba-u.ac.jp>
 
         * font.c (font_filter_properties): Add const to array elements of
diff --git a/src/cmds.c b/src/cmds.c
index 2d0814abd98..b2f454199f5 100644
--- a/src/cmds.c
+++ b/src/cmds.c
@@ -276,7 +276,7 @@ After insertion, the value of `auto-fill-function' is called if the
   (Lisp_Object n)
 {
   int remove_boundary = 1;
-  CHECK_NUMBER (n);
+  CHECK_NATNUM (n);
 
   if (!EQ (Vthis_command, current_kboard->Vlast_command))
     nonundocount = 0;