hte: Fix off by one in hte_push_ts_ns()

The &chip->gdev->ei[] array has chip->nlines elements so this >
comparison needs to be >= to prevent an out of bounds access. The
gdev->ei[] array is allocated in hte_register_chip().

Fixes: 31ab09b ("drivers: Add hardware timestamp engine (HTE) subsystem")
Signed-off-by: Dan Carpenter <[email protected]>
Reviewed-by: Dipen Patel <[email protected]>
Acked-by: Dipen Patel <[email protected]>
Signed-off-by: Thierry Reding <[email protected]>

Author: Dan Carpenter

drivers/hte/hte.c

@@ -811,7 +811,7 @@ int hte_push_ts_ns(const struct hte_chip *chip, u32 xlated_id,
 	if (!chip || !data || !chip->gdev)
 		return -EINVAL;
 
-	if (xlated_id > chip->nlines)
+	if (xlated_id >= chip->nlines)
 		return -EINVAL;
 
 	ei = &chip->gdev->ei[xlated_id];