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-rw-r--r--tools/perf/builtin-trace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index de02413a25d3..91905839e386 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -2806,7 +2806,7 @@ static int trace__parse_events_option(const struct option *opt, const char *str,
struct trace *trace = (struct trace *)opt->value;
const char *s = str;
char *sep = NULL, *lists[2] = { NULL, NULL, };
- int len = strlen(str), err = -1, list;
+ int len = strlen(str) + 1, err = -1, list;
char *strace_groups_dir = system_path(STRACE_GROUPS_DIR);
char group_name[PATH_MAX];