Fix a minor coding inefficiency found during pre-release inspection.

FossilOrigin-Name: cc50883d67334507227e1384fef6cc7c93fd7de1
diff --git a/src/expr.c b/src/expr.c
index 115af20..7e27ba9 100644
--- a/src/expr.c
+++ b/src/expr.c
@@ -1252,7 +1252,7 @@
   if( pList ){
     for(i=0; i<pList->nExpr; i++){
        Expr *pExpr = pList->a[i].pExpr;
-       if( ALWAYS(pExpr) ) m |= pList->a[i].pExpr->flags;
+       if( ALWAYS(pExpr) ) m |= pExpr->flags;
     }
   }
   return m;