perf hists browser: Avoid potential NULL dereference

On other code paths browser->he_selection is NULL checked, add a
missing case reported by clang-tidy.
Signed-off-by: Ian Rogers <irogers@google.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: Yang Jihong <yangjihong1@huawei.com>
Cc: Huacai Chen <chenhuacai@kernel.org>
Cc: Nathan Chancellor <nathan@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: llvm@lists.linux.dev
Cc: Ming Wang <wangming01@loongson.cn>
Cc: Tom Rix <trix@redhat.com>
Cc: bpf@vger.kernel.org
Link: https://lore.kernel.org/r/20231009183920.200859-13-irogers@google.comSigned-off-by: Namhyung Kim <namhyung@kernel.org>

tools/perf/ui/browsers/hists.c

@@ -3302,7 +3302,7 @@ static int evsel__hists_browse(struct evsel *evsel, int nr_events, const char *h
 							&options[nr_options],
 							&bi->to.ms,
 							bi->to.al_addr);
-		} else {
+		} else if (browser->he_selection) {
 			nr_options += add_annotate_opt(browser,
 						       &actions[nr_options],
 						       &options[nr_options],