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-rw-r--r--arch/s390/crypto/sha256_s390.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/crypto/sha256_s390.c b/arch/s390/crypto/sha256_s390.c
index 53c277999a28..4a31d6416d41 100644
--- a/arch/s390/crypto/sha256_s390.c
+++ b/arch/s390/crypto/sha256_s390.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* Cryptographic API.
*