linux-kernel - [PATCH 12/24] Input: cy8ctma140 - Simplify with dev_err

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

Date:   Wed, 26 Aug 2020 20:16:54 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bastien Nocera <hadess@...ess.net>,
        Sangwon Jee <jeesw@...fas.com>,
        Eugen Hristev <eugen.hristev@...rochip.com>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
        platform-driver-x86@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzk@...nel.org>
Subject: [PATCH 12/24] Input: cy8ctma140 - Simplify with dev_err_probe()

Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and also it prints the error value.

Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
---
 drivers/input/touchscreen/cy8ctma140.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/input/touchscreen/cy8ctma140.c b/drivers/input/touchscreen/cy8ctma140.c
index a9be29139cbf..23da5bb00ead 100644
--- a/drivers/input/touchscreen/cy8ctma140.c
+++ b/drivers/input/touchscreen/cy8ctma140.c
@@ -259,12 +259,8 @@ static int cy8ctma140_probe(struct i2c_client *client,
 	ts->regulators[1].supply = "vdd";
 	error = devm_regulator_bulk_get(dev, ARRAY_SIZE(ts->regulators),
 				      ts->regulators);
-	if (error) {
-		if (error != -EPROBE_DEFER)
-			dev_err(dev, "Failed to get regulators %d\n",
-				error);
-		return error;
-	}
+	if (error)
+		return dev_err_probe(dev, error, "Failed to get regulators\n");
 
 	error = cy8ctma140_power_up(ts);
 	if (error)
-- 
2.17.1