linux-kernel - [PATCH] i2c-mux-reg: Delete an error message for a failed memory allocation in i2c_mux_reg_probe

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Date:   Thu, 1 Feb 2018 17:24:10 +0100
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-i2c@...r.kernel.org, Peter Rosin <peda@...ntia.se>,
        Wolfram Sang <wsa@...-dreams.de>,
        York Sun <yorksun@...escale.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org,
        Alexander Sverdlin <alexander.sverdlin@...ia.com>
Subject: [PATCH] i2c-mux-reg: Delete an error message for a failed memory
 allocation in i2c_mux_reg_probe_dt()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Thu, 1 Feb 2018 17:17:19 +0100

Omit an extra message for a memory allocation failure in this function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/i2c/muxes/i2c-mux-reg.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/i2c/muxes/i2c-mux-reg.c b/drivers/i2c/muxes/i2c-mux-reg.c
index c948e5a4cb04..f624ed64a47b 100644
--- a/drivers/i2c/muxes/i2c-mux-reg.c
+++ b/drivers/i2c/muxes/i2c-mux-reg.c
@@ -127,10 +127,8 @@ static int i2c_mux_reg_probe_dt(struct regmux *mux,
 	values = devm_kzalloc(&pdev->dev,
 			      sizeof(*mux->data.values) * mux->data.n_values,
 			      GFP_KERNEL);
-	if (!values) {
-		dev_err(&pdev->dev, "Cannot allocate values array");
+	if (!values)
 		return -ENOMEM;
-	}
 
 	for_each_child_of_node(np, child) {
 		of_property_read_u32(child, "reg", values + i);
-- 
2.16.1