linux-kernel - [PATCH 4/5] powerpc-pseries: Return directly after a failed kzalloc_node() in iommu_pseries_alloc

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Message-ID: <a824fe65-1708-16ba-68d6-df0f73e0f49a@users.sourceforge.net>
Date:   Wed, 18 Oct 2017 21:26:10 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linuxppc-dev@...ts.ozlabs.org,
        Alex Williamson <alex.williamson@...hat.com>,
        Alexey Kardashevskiy <aik@...abs.ru>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Bart Van Assche <bart.vanassche@...disk.com>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        David Gibson <david@...son.dropbear.id.au>,
        Doug Ledford <dledford@...hat.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Johan Hovold <johan@...nel.org>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Nathan Fontenot <nfont@...ux.vnet.ibm.com>,
        Paul Mackerras <paulus@...ba.org>,
        Rob Herring <robh@...nel.org>,
        Sahil Mehta <sahilmehta17@...il.com>,
        Tyrel Datwyler <tyreld@...ux.vnet.ibm.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH 4/5] powerpc-pseries: Return directly after a failed
 kzalloc_node() in iommu_pseries_alloc_group()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Wed, 18 Oct 2017 20:15:32 +0200

Return directly after a call of the function "kzalloc_node" failed
at the beginning.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 arch/powerpc/platforms/pseries/iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index b6c12b8e3ace..207ff8351af1 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -61,7 +61,7 @@ static struct iommu_table_group *iommu_pseries_alloc_group(int node)
 
 	table_group = kzalloc_node(sizeof(*table_group), GFP_KERNEL, node);
 	if (!table_group)
-		goto fail_exit;
+		return NULL;
 
 	tbl = kzalloc_node(sizeof(*tbl), GFP_KERNEL, node);
 	if (!tbl)
-- 
2.14.2