linux-kernel - [tip: timers/core] clocksource/drivers/timer-of: Do not warn on deferred probe

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date:   Mon, 26 Aug 2019 22:52:15 -0000
From:   tip-bot2 for Jon Hunter <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Jon Hunter <jonathanh@...dia.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org
Subject: [tip: timers/core] clocksource/drivers/timer-of: Do not warn on
 deferred probe

The following commit has been merged into the timers/core branch of tip:

Commit-ID:     763719771e84b8c8c2f53af668cdc905faa608de
Gitweb:        https://git.kernel.org/tip/763719771e84b8c8c2f53af668cdc905faa608de
Author:        Jon Hunter <jonathanh@...dia.com>
AuthorDate:    Wed, 21 Aug 2019 16:02:40 +01:00
Committer:     Daniel Lezcano <daniel.lezcano@...aro.org>
CommitterDate: Tue, 27 Aug 2019 00:31:39 +02:00

clocksource/drivers/timer-of: Do not warn on deferred probe

Deferred probe is an expected return value for clk_get() on many
platforms. The driver deals with it properly, so there's no need
to output a warning that may potentially confuse users.

Signed-off-by: Jon Hunter <jonathanh@...dia.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@...aro.org>
---
 drivers/clocksource/timer-of.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/clocksource/timer-of.c b/drivers/clocksource/timer-of.c
index 8054228..d8c2bd4 100644
--- a/drivers/clocksource/timer-of.c
+++ b/drivers/clocksource/timer-of.c
@@ -113,8 +113,10 @@ static __init int timer_of_clk_init(struct device_node *np,
 	of_clk->clk = of_clk->name ? of_clk_get_by_name(np, of_clk->name) :
 		of_clk_get(np, of_clk->index);
 	if (IS_ERR(of_clk->clk)) {
-		pr_err("Failed to get clock for %pOF\n", np);
-		return PTR_ERR(of_clk->clk);
+		ret = PTR_ERR(of_clk->clk);
+		if (ret != -EPROBE_DEFER)
+			pr_err("Failed to get clock for %pOF\n", np);
+		goto out;
 	}
 
 	ret = clk_prepare_enable(of_clk->clk);