diff --git a/linux/hid.c b/linux/hid.c
index 954d4151..c9c09d8f 100644
--- a/linux/hid.c
+++ b/linux/hid.c
@@ -171,11 +171,6 @@ static void register_global_error_format(const char *format, ...)
  * Use register_device_error(dev, NULL) to indicate "no error". */
 static void register_device_error(hid_device *dev, const char *msg)
 {
-	if (!dev) {
-		register_global_error(msg);
-		return;
-	}
-
 	register_error_str(&dev->last_error_str, msg);
 }
 
diff --git a/mac/hid.c b/mac/hid.c
index b1136b88..8e4c926a 100644
--- a/mac/hid.c
+++ b/mac/hid.c
@@ -276,11 +276,6 @@ static void register_global_error_format(const char *format, ...)
  * Use register_device_error(dev, NULL) to indicate "no error". */
 static void register_device_error(hid_device *dev, const char *msg)
 {
-	if (!dev) {
-		register_global_error(msg);
-		return;
-	}
-
 	register_error_str(&dev->last_error_str, msg);
 }