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-rw-r--r--arch/ia64/lib/ip_fast_csum.S1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/ia64/lib/ip_fast_csum.S b/arch/ia64/lib/ip_fast_csum.S
index 648e0d4a4839..dc9e6e6fe876 100644
--- a/arch/ia64/lib/ip_fast_csum.S
+++ b/arch/ia64/lib/ip_fast_csum.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Optmized version of the ip_fast_csum() function
* Used for calculating IP header checksum