1 files changed, 3 insertions, 2 deletions
diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c
index f571f9fc7f0..3a6bf05eee9 100644
--- a/src/mesa/main/attrib.c
+++ b/src/mesa/main/attrib.c
@@ -533,8 +533,9 @@ _mesa_PushAttrib(GLbitfield mask)
 
    if (mask & GL_VIEWPORT_BIT) {
       if (!push_attrib(ctx, &head, GL_VIEWPORT_BIT,
-                       sizeof(struct gl_viewport_attrib),
-                       (void*)&ctx->Viewport))
+                       sizeof(struct gl_viewport_attrib)
+                       * ctx->Const.MaxViewports,
+                       (void*)&ctx->ViewportArray))
          goto end;
    }