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  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Date:   Sun, 3 May 2020 15:18:08 +0300
From:   Claudiu Beznea <claudiu.beznea@...rochip.com>
To:     <mturquette@...libre.com>, <sboyd@...nel.org>,
        <nicolas.ferre@...rochip.com>, <alexandre.belloni@...tlin.com>,
        <ludovic.desroches@...rochip.com>
CC:     <linux-clk@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>
Subject: [PATCH 1/2] clk: at91: pmc: do not continue if compatible not located

pmc_register_ops() is called for all AT91 devices. Return
-ENODEV in case of_find_matching_node() returns NULL.

Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com>
---
 drivers/clk/at91/pmc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/clk/at91/pmc.c b/drivers/clk/at91/pmc.c
index b71515acdec1..bf0570e66fc1 100644
--- a/drivers/clk/at91/pmc.c
+++ b/drivers/clk/at91/pmc.c
@@ -274,6 +274,8 @@ static int __init pmc_register_ops(void)
 	struct device_node *np;
 
 	np = of_find_matching_node(NULL, sama5d2_pmc_dt_ids);
+	if (!np)
+		return -ENODEV;
 
 	pmcreg = device_node_to_regmap(np);
 	if (IS_ERR(pmcreg))
-- 
2.7.4

Powered by blists - more mailing lists