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charset="utf-8" The saved_cmdlines_buffer struct is already zeroed by memset(). It's redundant to initialize s->cmdline_idx to 0. Signed-off-by: Liao Yuanhong --- kernel/trace/trace_sched_switch.c | 1 - 1 file changed, 1 deletion(-) diff --git a/kernel/trace/trace_sched_switch.c b/kernel/trace/trace_sched_s= witch.c index cb49f7279dc8..518dfc74347a 100644 --- a/kernel/trace/trace_sched_switch.c +++ b/kernel/trace/trace_sched_switch.c @@ -224,7 +224,6 @@ static struct saved_cmdlines_buffer *allocate_cmdlines_= buffer(unsigned int val) /* Place map_cmdline_to_pid array right after saved_cmdlines */ s->map_cmdline_to_pid =3D (unsigned *)&s->saved_cmdlines[val * TASK_COMM_= LEN]; =20 - s->cmdline_idx =3D 0; memset(&s->map_pid_to_cmdline, NO_CMDLINE_MAP, sizeof(s->map_pid_to_cmdline)); memset(s->map_cmdline_to_pid, NO_CMDLINE_MAP, --=20 2.34.1