D56968.id177666.diff
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	diff --git a/sys/dev/evdev/evdev.c b/sys/dev/evdev/evdev.c
	--- a/sys/dev/evdev/evdev.c
	+++ b/sys/dev/evdev/evdev.c
	@@ -283,6 +283,11 @@
	SYSCTL_CHILDREN(ev_sysctl_tree), OID_AUTO, "sw_bits", CTLFLAG_RD,
	evdev->ev_sw_flags, sizeof(evdev->ev_sw_flags), "",
	"Input device supported switch events");
	+
	+ SYSCTL_ADD_U64(&evdev->ev_sysctl_ctx,
	+ SYSCTL_CHILDREN(ev_sysctl_tree), OID_AUTO, "devnum", CTLFLAG_RD,
	+ &evdev->ev_devnum, 0,
	+ "Input device number");
	}

	static int
	@@ -328,6 +333,7 @@
	ret = evdev_cdev_create(evdev);
	if (ret != 0)
	goto bail_out;
	+ evdev->ev_devnum = dev2udev(evdev->ev_cdev);

	/* Create sysctls (for device enumeration without /dev/input access rights) */
	evdev_sysctl_create(evdev);
	diff --git a/sys/dev/evdev/evdev_private.h b/sys/dev/evdev/evdev_private.h
	--- a/sys/dev/evdev/evdev_private.h
	+++ b/sys/dev/evdev/evdev_private.h
	@@ -114,6 +114,7 @@
	uid_t ev_cdev_uid;
	gid_t ev_cdev_gid;
	int ev_cdev_mode;
	+ dev_t ev_devnum;
	int ev_unit;
	enum evdev_lock_type ev_lock_type;
	struct mtx * ev_state_lock; /* State lock */