--- zzzz-none-000/linux-3.10.107/include/linux/kdev_t.h	2017-06-27 09:49:32.000000000 +0000
+++ vr9-7490-729/linux-3.10.107/include/linux/kdev_t.h	2021-11-10 11:53:56.000000000 +0000
@@ -35,7 +35,7 @@
 	return MKDEV((val >> 8) & 255, val & 255);
 }
 
-static inline int new_valid_dev(dev_t dev)
+static inline int new_valid_dev(dev_t dev __maybe_unused)
 {
 	return 1;
 }
@@ -54,7 +54,7 @@
 	return MKDEV(major, minor);
 }
 
-static inline int huge_valid_dev(dev_t dev)
+static inline int huge_valid_dev(dev_t dev __maybe_unused)
 {
 	return 1;
 }