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-rw-r--r--kernel/irq/internals.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index a4aa39009f0d..44ed5f8c8759 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IRQ subsystem internal functions and variables:
*