diff --git a/src/device/isartc.c b/src/device/isartc.c
index 563bdb2da..ce0fcd7c6 100644
--- a/src/device/isartc.c
+++ b/src/device/isartc.c
@@ -608,9 +608,6 @@ isartc_close(void *priv)
     io_removehandler(dev->base_addr, dev->base_addrsz,
                      dev->f_rd, NULL, NULL, dev->f_wr, NULL, NULL, dev);
 
-    if (dev->nvr.fn != NULL)
-        free(dev->nvr.fn);
-
     free(dev);
 }