diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index 491333910cf1025cd08a97714a97d7824c91a615..f959801ac9e4bc602912bb163a9d539cf696bebd 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -62,6 +62,7 @@ struct sample_event {
 };
 
 struct regs_dump {
+	u64 abi;
 	u64 *regs;
 };
 
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index db4e431cb6ca38f45844718542183eeb355d6e60..11841881cef971312d9b5fce4418e66845934875 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1416,13 +1416,12 @@ int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,
 	}
 
 	if (type & PERF_SAMPLE_REGS_USER) {
-		u64 avail;
-
 		/* First u64 tells us if we have any regs in sample. */
 		OVERFLOW_CHECK_u64(array);
-		avail = *array++;
+		data->user_regs.abi = *array;
+		array++;
 
-		if (avail) {
+		if (data->user_regs.abi) {
 			u64 regs_user = evsel->attr.sample_regs_user;
 
 			sz = hweight_long(regs_user) * sizeof(u64);