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Diffstat (limited to 'drivers/usb/serial/safe_serial.c')
-rw-r--r--drivers/usb/serial/safe_serial.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/serial/safe_serial.c b/drivers/usb/serial/safe_serial.c
index 27d7a7016298..3dd85f025cbe 100644
--- a/drivers/usb/serial/safe_serial.c
+++ b/drivers/usb/serial/safe_serial.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* Safe Encapsulated USB Serial Driver
*