diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c
index ec7b4f7b3d8c..df5809cd4b63 100644
--- a/drivers/hid/hid-magicmouse.c
+++ b/drivers/hid/hid-magicmouse.c
@@ -930,7 +930,7 @@ static __u8 *magicmouse_report_fixup(struct hid_device *hdev, __u8 *rdesc,
 	 */
 	if ((is_usb_magicmouse2(hdev->vendor, hdev->product) ||
 	     is_usb_magictrackpad2(hdev->vendor, hdev->product)) &&
-	    *rsize == 83 && rdesc[46] == 0x84 && rdesc[58] == 0x85) {
+	    *rsize >= 83 && rdesc[46] == 0x84 && rdesc[58] == 0x85) {
 		hid_info(hdev,
 			 "fixing up magicmouse battery report descriptor\n");
 		*rsize = *rsize - 1;