linux-kernel - [PATCH 3/5] powerpc/4xx: Delete an error message for a failed memory allocation in three functions

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Date:   Thu, 11 Jan 2018 19:02:45 +0100
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linuxppc-dev@...ts.ozlabs.org,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Paul Mackerras <paulus@...ba.org>,
        Rob Herring <robh@...nel.org>,
        Tyrel Datwyler <tyreld@...ux.vnet.ibm.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH 3/5] powerpc/4xx: Delete an error message for a failed memory
 allocation in three functions

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Thu, 11 Jan 2018 18:28:54 +0100

Omit an extra message 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>
---
 arch/powerpc/platforms/4xx/msi.c | 5 ++---
 arch/powerpc/platforms/4xx/ocm.c | 5 +----
 2 files changed, 3 insertions(+), 7 deletions(-)

diff --git a/arch/powerpc/platforms/4xx/msi.c b/arch/powerpc/platforms/4xx/msi.c
index d50417e23add..d16b81303cb0 100644
--- a/arch/powerpc/platforms/4xx/msi.c
+++ b/arch/powerpc/platforms/4xx/msi.c
@@ -224,10 +224,9 @@ static int ppc4xx_msi_probe(struct platform_device *dev)
 	dev_dbg(&dev->dev, "PCIE-MSI: Setting up MSI support...\n");
 
 	msi = kzalloc(sizeof(struct ppc4xx_msi), GFP_KERNEL);
-	if (!msi) {
-		dev_err(&dev->dev, "No memory for MSI structure\n");
+	if (!msi)
 		return -ENOMEM;
-	}
+
 	dev->dev.platform_data = msi;
 
 	/* Get MSI ranges */
diff --git a/arch/powerpc/platforms/4xx/ocm.c b/arch/powerpc/platforms/4xx/ocm.c
index 8cb601e8bed7..5a750d0ad446 100644
--- a/arch/powerpc/platforms/4xx/ocm.c
+++ b/arch/powerpc/platforms/4xx/ocm.c
@@ -337,7 +337,6 @@ void *ppc4xx_ocm_alloc(phys_addr_t *phys, int size, int align,
 
 		ocm_blk = kzalloc(sizeof(struct ocm_block), GFP_KERNEL);
 		if (!ocm_blk) {
-			printk(KERN_ERR "PPC4XX OCM: could not allocate ocm block");
 			rh_free(ocm_reg->rh, offset);
 			break;
 		}
@@ -391,10 +390,8 @@ static int __init ppc4xx_ocm_init(void)
 		return 0;
 
 	ocm_nodes = kzalloc((count * sizeof(struct ocm_info)), GFP_KERNEL);
-	if (!ocm_nodes) {
-		printk(KERN_ERR "PPC4XX OCM: failed to allocate OCM nodes!\n");
+	if (!ocm_nodes)
 		return -ENOMEM;
-	}
 
 	ocm_count = count;
 	count = 0;
-- 
2.15.1