License cleanup: add SPDX GPL-2.0 license identifier to files with no license

[mirror_ubuntu-bionic-kernel.git] / tools / testing / selftests / ptp / Makefile

diff --git a/tools/testing/selftests/ptp/Makefile b/tools/testing/selftests/ptp/Makefile
index d4064c742c2673424b0fbac81afde676fa24f4d0..ef06de0898b73980d4af4a1992c20f62b465cedf 100644 (file)
--- a/tools/testing/selftests/ptp/Makefile
+++ b/tools/testing/selftests/ptp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
 CFLAGS += -I../../../../usr/include/
 TEST_PROGS := testptp
 LDLIBS += -lrt