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path: root/drivers/usb/serial/ftdi_sio.h
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Diffstat (limited to 'drivers/usb/serial/ftdi_sio.h')
-rw-r--r--drivers/usb/serial/ftdi_sio.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index bbcc13df11ac..dcd0b6e05baf 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Driver definitions for the FTDI USB Single Port Serial Converter -
* known as FTDI_SIO (Serial Input/Output application of the chipset)