From e4fec468d8bf628a53867e7015a773899d4d7d01 Mon Sep 17 00:00:00 2001 From: Anders Roxell Date: Mon, 9 Apr 2018 09:02:34 +0200 Subject: [PATCH] time: tick-sched: fix maybe-uninitialized variable MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Variable 'now' may not be initialised before its used. kernel/time/tick-sched.c: In function ‘tick_nohz_idle_exit’: kernel/time/tick-sched.c:538:2: warning: ‘now’ may be used uninitialized in this function [-Wmaybe-uninitialized] update_ts_time_stats(smp_processor_id(), ts, now, NULL); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ CC drivers/char/tpm/tpm-interface.o kernel/time/tick-sched.c:1146:10: note: ‘now’ was declared here In current code we initialise now to zero. Signed-off-by: Anders Roxell --- kernel/time/tick-sched.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 7eef9431ca24..895018fda4f9 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -1143,7 +1143,7 @@ void tick_nohz_idle_restart_tick(void) void tick_nohz_idle_exit(void) { struct tick_sched *ts = this_cpu_ptr(&tick_cpu_sched); - ktime_t now; + ktime_t now = 0; local_irq_disable(); -- 2.16.3