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Subject[PATCH v2] powerpc/powernv: add NULL check after kzalloc in opal_add_one_export
Date
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, 4 insertions(+), 1 deletion(-)

diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c
index 2b3dfd0b6cdd..5b98c98817aa 100644
--- a/arch/powerpc/platforms/powernv/opal.c
+++ b/arch/powerpc/platforms/powernv/opal.c
@@ -808,9 +808,12 @@ static int opal_add_one_export(struct kobject *parent, const char *export_name,

rc = of_property_read_u64_array(np, prop_name, &vals[0], 2);
if (rc)
- goto out;
+ return rc;

attr = kzalloc(sizeof(*attr), GFP_KERNEL);
+ if (!attr)
+ return -ENOMEM;
+
name = kstrdup(export_name, GFP_KERNEL);
if (!name) {
rc = -ENOMEM;
--
2.17.1
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