From mboxrd@z Thu Jan 1 00:00:00 1970 From: Augusto Mecking Caringi Subject: [PATCH] PM / domains: Fix 'may be used uninitialized' build warning Date: Fri, 30 Dec 2016 11:34:08 +0000 Message-ID: <1483097651-7172-1-git-send-email-augustocaringi@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: Received: from mail-wm0-f68.google.com ([74.125.82.68]:35931 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753820AbcL3Le6 (ORCPT ); Fri, 30 Dec 2016 06:34:58 -0500 Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: "Rafael J . Wysocki" Cc: torvalds@linux-foundation.org, Augusto Mecking Caringi , Kevin Hilman , Ulf Hansson , Len Brown , Pavel Machek , Greg Kroah-Hartman , linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org This patch fixes the following gcc warning: drivers/base/power/domain.c: In function ‘genpd_runtime_resume’: drivers/base/power/domain.c:642:14: warning: ‘time_start’ may be used uninitialized in this function [-Wmaybe-uninitialized] elapsed_ns = ktime_to_ns(ktime_sub(ktime_get(), time_start) The same problem (in another function in this same file) was fixed in commit d33d5a6c88fc (avoid spurious "may be used uninitialized" warning) Signed-off-by: Augusto Mecking Caringi --- drivers/base/power/domain.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c index a5e1262..2997026 100644 --- a/drivers/base/power/domain.c +++ b/drivers/base/power/domain.c @@ -626,6 +626,7 @@ static int genpd_runtime_resume(struct device *dev) out: /* Measure resume latency. */ + time_start = 0; if (timed && runtime_pm) time_start = ktime_get(); -- 2.7.4