1 files changed, 3 insertions, 4 deletions

diff --git a/src/data.c b/src/data.c
index 2ee84f01a14..4a63eb7d2f5 100644
--- a/src/data.c
+++ b/src/data.c
@@ -930,7 +930,7 @@ store_symval_forwarding (symbol, valcontents, newval, buf)
           break;
 
         case Lisp_Misc_Boolfwd:
-          *XBOOLFWD (valcontents)->boolvar = NILP (newval) ? 0 : 1;
+          *XBOOLFWD (valcontents)->boolvar = !NILP (newval);
           break;
 
         case Lisp_Misc_Objfwd:
@@ -970,12 +970,11 @@ store_symval_forwarding (symbol, valcontents, newval, buf)
         case Lisp_Misc_Buffer_Objfwd:
           {
             int offset = XBUFFER_OBJFWD (valcontents)->offset;
-            Lisp_Object type;
+            Lisp_Object type = XBUFFER_OBJFWD (valcontents)->slottype;
 
-            type = PER_BUFFER_TYPE (offset);
             if (! NILP (type) && ! NILP (newval)
                 && XTYPE (newval) != XINT (type))
-              buffer_slot_type_mismatch (offset);
+              buffer_slot_type_mismatch (symbol, XINT (type));
 
             if (buf == NULL)
               buf = current_buffer;