diff --git a/tcg/tcg-op-gvec.c b/tcg/tcg-op-gvec.c
index a42e13a773..291a65c4bf 100644
--- a/tcg/tcg-op-gvec.c
+++ b/tcg/tcg-op-gvec.c
@@ -629,7 +629,7 @@ static void do_dup(unsigned vece, uint32_t dofs, uint32_t oprsz,
      * stores through to memset.
      */
     if (oprsz == maxsz && vece == MO_8) {
-        TCGv_ptr t_size = tcg_const_ptr(oprsz);
+        TCGv_ptr t_size = tcg_constant_ptr(oprsz);
         TCGv_i32 t_val;
 
         if (in_32) {
@@ -645,7 +645,6 @@ static void do_dup(unsigned vece, uint32_t dofs, uint32_t oprsz,
         if (in_64) {
             tcg_temp_free_i32(t_val);
         }
-        tcg_temp_free_ptr(t_size);
         tcg_temp_free_ptr(t_ptr);
         return;
     }