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-rw-r--r--drivers/thunderbolt/tunnel_pci.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/thunderbolt/tunnel_pci.c b/drivers/thunderbolt/tunnel_pci.c
index ca4475907d7a..0637537ea53f 100644
--- a/drivers/thunderbolt/tunnel_pci.c
+++ b/drivers/thunderbolt/tunnel_pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Thunderbolt Cactus Ridge driver - PCIe tunnel
*