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-rw-r--r--tools/perf/builtin-top.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 3df4178ba378..5a7fd7af3a6d 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -643,7 +643,7 @@ repeat:
case -1:
if (errno == EINTR)
continue;
- /* Fall trhu */
+ __fallthrough;
default:
c = getc(stdin);
tcsetattr(0, TCSAFLUSH, &save);
@@ -859,7 +859,7 @@ static void perf_top__mmap_read(struct perf_top *top)
static int perf_top__start_counters(struct perf_top *top)
{
- char msg[512];
+ char msg[BUFSIZ];
struct perf_evsel *counter;
struct perf_evlist *evlist = top->evlist;
struct record_opts *opts = &top->record_opts;
@@ -1216,7 +1216,9 @@ int cmd_top(int argc, const char **argv, const char *prefix __maybe_unused)
if (top.evlist == NULL)
return -ENOMEM;
- perf_config(perf_top_config, &top);
+ status = perf_config(perf_top_config, &top);
+ if (status)
+ return status;
argc = parse_options(argc, argv, options, top_usage, 0);
if (argc)