summaryrefslogtreecommitdiffstats
path: root/tools/perf/ui/browsers/hists.c
diff options
context:
space:
mode:
Diffstat (limited to 'tools/perf/ui/browsers/hists.c')
-rw-r--r--tools/perf/ui/browsers/hists.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 33e67aa91347..a94eb0755e8b 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -9,6 +9,7 @@
#include <linux/string.h>
#include <sys/ttydefaults.h>
#include <linux/time64.h>
+#include <linux/zalloc.h>
#include "../../util/callchain.h"
#include "../../util/evsel.h"
@@ -18,7 +19,6 @@
#include "../../util/symbol.h"
#include "../../util/pstack.h"
#include "../../util/sort.h"
-#include "../../util/util.h"
#include "../../util/top.h"
#include "../../util/thread.h"
#include "../../arch/common.h"
@@ -639,7 +639,11 @@ int hist_browser__run(struct hist_browser *browser, const char *help,
switch (key) {
case K_TIMER: {
u64 nr_entries;
- hbt->timer(hbt->arg);
+
+ WARN_ON_ONCE(!hbt);
+
+ if (hbt)
+ hbt->timer(hbt->arg);
if (hist_browser__has_filter(browser) ||
symbol_conf.report_hierarchy)
@@ -2821,7 +2825,7 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
{
struct hists *hists = evsel__hists(evsel);
struct hist_browser *browser = perf_evsel_browser__new(evsel, hbt, env, annotation_opts);
- struct branch_info *bi;
+ struct branch_info *bi = NULL;
#define MAX_OPTIONS 16
char *options[MAX_OPTIONS];
struct popup_action actions[MAX_OPTIONS];
@@ -3087,7 +3091,9 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
goto skip_annotation;
if (sort__mode == SORT_MODE__BRANCH) {
- bi = browser->he_selection->branch_info;
+
+ if (browser->he_selection)
+ bi = browser->he_selection->branch_info;
if (bi == NULL)
goto skip_annotation;
@@ -3271,7 +3277,8 @@ static int perf_evsel_menu__run(struct perf_evsel_menu *menu,
switch (key) {
case K_TIMER:
- hbt->timer(hbt->arg);
+ if (hbt)
+ hbt->timer(hbt->arg);
if (!menu->lost_events_warned &&
menu->lost_events &&