diff --git a/src/compiler/glsl/ast_type.cpp b/src/compiler/glsl/ast_type.cpp
index d68e6e2916f..e3f06a9900d 100644
--- a/src/compiler/glsl/ast_type.cpp
+++ b/src/compiler/glsl/ast_type.cpp
@@ -170,10 +170,8 @@ validate_ordering(YYLTYPE *loc,
 }
 
 static bool
-validate_point_mode(YYLTYPE *loc,
-                    _mesa_glsl_parse_state *state,
-                    const ast_type_qualifier &qualifier,
-                    const ast_type_qualifier &new_qualifier)
+validate_point_mode(MAYBE_UNUSED const ast_type_qualifier &qualifier,
+                    MAYBE_UNUSED const ast_type_qualifier &new_qualifier)
 {
    /* Point mode can only be true if the flag is set. */
    assert (!qualifier.flags.q.point_mode || !new_qualifier.flags.q.point_mode
@@ -367,7 +365,7 @@ ast_type_qualifier::merge_qualifier(YYLTYPE *loc,
    }
 
    if (q.flags.q.point_mode) {
-      r &= validate_point_mode(loc, state, *this, q);
+      r &= validate_point_mode(*this, q);
       this->flags.q.point_mode = 1;
       this->point_mode = q.point_mode;
    }
@@ -607,7 +605,7 @@ ast_type_qualifier::validate_in_qualifier(YYLTYPE *loc,
    r &= validate_prim_type(loc, state, *state->in_qualifier, *this);
    r &= validate_vertex_spacing(loc, state, *state->in_qualifier, *this);
    r &= validate_ordering(loc, state, *state->in_qualifier, *this);
-   r &= validate_point_mode(loc, state, *state->in_qualifier, *this);
+   r &= validate_point_mode(*state->in_qualifier, *this);
 
    return r;
 }