[PATCH v1 3/4] perf report: Avoid segv in report__setup_sample_type

[Ian Rogers]

In some cases evsel->name is lazily initialized in evsel__name. If not
initialized passing NULL to strstr leads to a segv.

Fixes: ccb17caecfbd ("perf report: Set PERF_SAMPLE_DATA_SRC bit for Arm SPE event")
Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
 tools/perf/builtin-report.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 0892b6e3e5e7..69618fb0110b 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -429,7 +429,7 @@ static int report__setup_sample_type(struct report *rep)
 		 * compatibility, set the bit if it's an old perf data file.
 		 */
 		evlist__for_each_entry(session->evlist, evsel) {
-			if (strstr(evsel->name, "arm_spe") &&
+			if (strstr(evsel__name(evsel), "arm_spe") &&
 				!(sample_type & PERF_SAMPLE_DATA_SRC)) {
 				evsel->core.attr.sample_type |= PERF_SAMPLE_DATA_SRC;
 				sample_type |= PERF_SAMPLE_DATA_SRC;
-- 
2.45.0.rc1.225.g2a3ae87e7f-goog