linux-kernel - [PATCH 1/2] clk/ux500: Delete an error message for a failed memory allocation in three functions

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Date:   Wed, 27 Sep 2017 20:46:45 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-arm-kernel@...ts.infradead.org, linux-clk@...r.kernel.org,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Ulf Hansson <ulf.hansson@...aro.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH 1/2] clk/ux500: Delete an error message for a failed memory
 allocation in three functions

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Wed, 27 Sep 2017 20:23:58 +0200

Omit extra messages for a memory allocation failure in these functions.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/clk/ux500/clk-prcc.c    | 4 +---
 drivers/clk/ux500/clk-prcmu.c   | 4 +---
 drivers/clk/ux500/clk-sysctrl.c | 4 +---
 3 files changed, 3 insertions(+), 9 deletions(-)

diff --git a/drivers/clk/ux500/clk-prcc.c b/drivers/clk/ux500/clk-prcc.c
index f50592775c9d..5ca07e6d1f64 100644
--- a/drivers/clk/ux500/clk-prcc.c
+++ b/drivers/clk/ux500/clk-prcc.c
@@ -108,10 +108,8 @@ static struct clk *clk_reg_prcc(const char *name,
 	}
 
 	clk = kzalloc(sizeof(struct clk_prcc), GFP_KERNEL);
-	if (!clk) {
-		pr_err("clk_prcc: %s could not allocate clk\n", __func__);
+	if (!clk)
 		return ERR_PTR(-ENOMEM);
-	}
 
 	clk->base = ioremap(phy_base, SZ_4K);
 	if (!clk->base)
diff --git a/drivers/clk/ux500/clk-prcmu.c b/drivers/clk/ux500/clk-prcmu.c
index 6e3e16b2e5ca..c137934f23ab 100644
--- a/drivers/clk/ux500/clk-prcmu.c
+++ b/drivers/clk/ux500/clk-prcmu.c
@@ -259,10 +259,8 @@ static struct clk *clk_reg_prcmu(const char *name,
 	}
 
 	clk = kzalloc(sizeof(struct clk_prcmu), GFP_KERNEL);
-	if (!clk) {
-		pr_err("clk_prcmu: %s could not allocate clk\n", __func__);
+	if (!clk)
 		return ERR_PTR(-ENOMEM);
-	}
 
 	clk->cg_sel = cg_sel;
 	clk->is_prepared = 1;
diff --git a/drivers/clk/ux500/clk-sysctrl.c b/drivers/clk/ux500/clk-sysctrl.c
index 8a4e93ce1e42..e0a834c08a04 100644
--- a/drivers/clk/ux500/clk-sysctrl.c
+++ b/drivers/clk/ux500/clk-sysctrl.c
@@ -140,10 +140,8 @@ static struct clk *clk_reg_sysctrl(struct device *dev,
 	}
 
 	clk = devm_kzalloc(dev, sizeof(struct clk_sysctrl), GFP_KERNEL);
-	if (!clk) {
-		dev_err(dev, "clk_sysctrl: could not allocate clk\n");
+	if (!clk)
 		return ERR_PTR(-ENOMEM);
-	}
 
 	/* set main clock registers */
 	clk->reg_sel[0] = reg_sel[0];
-- 
2.14.2