From: Qiujun Huang <hqjagain@gmail.com>
To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.a,
tglx@linutronix.de
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
Qiujun Huang <hqjagain@gmail.com>
Subject: [PATCH] powerpc/powernv: add NULL check after kzalloc in opal_add_one_export
Date: Sun, 5 Apr 2020 15:51:23 +0800 [thread overview]
Message-ID: <20200405075123.28756-1-hqjagain@gmail.com> (raw)
Here needs a NULL check.
Issue found by coccinelle.
Signed-off-by: Qiujun Huang <hqjagain@gmail.com>
---
arch/powerpc/platforms/powernv/opal.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c
index 2b3dfd0b6cdd..09443ae3a86e 100644
--- a/arch/powerpc/platforms/powernv/opal.c
+++ b/arch/powerpc/platforms/powernv/opal.c
@@ -811,6 +811,11 @@ static int opal_add_one_export(struct kobject *parent, const char *export_name,
goto out;
attr = kzalloc(sizeof(*attr), GFP_KERNEL);
+ if (!attr) {
+ rc = -ENOMEM;
+ goto out;
+ }
+
name = kstrdup(export_name, GFP_KERNEL);
if (!name) {
rc = -ENOMEM;
--
2.17.1
next reply other threads:[~2020-04-05 7:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-05 7:51 Qiujun Huang [this message]
2020-04-05 10:13 ` [PATCH] powerpc/powernv: add NULL check after kzalloc in opal_add_one_export Christophe Leroy
2020-04-05 10:21 ` Qiujun Huang
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