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-rw-r--r--drivers/tty/serial/sunzilog.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/tty/serial/sunzilog.c b/drivers/tty/serial/sunzilog.c
index 252cea49c068..bc7af8b08a72 100644
--- a/drivers/tty/serial/sunzilog.c
+++ b/drivers/tty/serial/sunzilog.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* sunzilog.c: Zilog serial driver for Sparc systems.
*
* Driver for Zilog serial chips found on Sun workstations and