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-rw-r--r--sound/core/pcm_trace.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/core/pcm_trace.h b/sound/core/pcm_trace.h
index 3ddec1b8ae46..f18da2050772 100644
--- a/sound/core/pcm_trace.h
+++ b/sound/core/pcm_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM snd_pcm
#define TRACE_INCLUDE_FILE pcm_trace