From 1fd88a364c39d7aa437c648188cecbf767e37fe0 Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@who-t.net>
Date: Wed, 4 May 2022 13:27:16 +1000
Subject: [PATCH] Warn if the touch isn't down for a touch motion

---
 src/libei-device.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/libei-device.c b/src/libei-device.c
index fbda0d2..c92e3f6 100644
--- a/src/libei-device.c
+++ b/src/libei-device.c
@@ -669,8 +669,11 @@ ei_touch_motion(struct ei_touch *touch, double x, double y)
 		return;
 	}
 
-	if (touch->state != TOUCH_IS_DOWN)
+	if (touch->state != TOUCH_IS_DOWN) {
+		log_bug_client(ei_device_get_context(device),
+			       "%s: touch %u is not currently down\n", __func__, touch->tracking_id);
 		return;
+	}
 
 	struct ei_region *r;
 	list_for_each(r, &device->regions, link) {