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-rw-r--r--tools/perf/ui/browsers/hists.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 995b7a8596b1..0972d4722297 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -1424,7 +1424,8 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
struct hist_browser *browser = hist_browser__new(hists);
struct branch_info *bi;
struct pstack *fstack;
- char *options[16];
+#define MAX_OPTIONS 16
+ char *options[MAX_OPTIONS];
int nr_options = 0;
int key = -1;
char buf[64];
@@ -1691,7 +1692,8 @@ skip_annotation:
"Switch to another data file in PWD") > 0)
switch_data = nr_options++;
add_exit_option:
- options[nr_options++] = (char *)"Exit";
+ if (asprintf(&options[nr_options], "Exit") > 0)
+ nr_options++;
retry_popup_menu:
choice = ui__popup_menu(nr_options, options);
@@ -1812,7 +1814,7 @@ out_free_stack:
pstack__delete(fstack);
out:
hist_browser__delete(browser);
- free_popup_options(options, nr_options - 1);
+ free_popup_options(options, MAX_OPTIONS);
return key;
}