[PATCH v2] powerpc/powernv: add NULL check after kzalloc in opal_add_one_export
From: Qiujun Huang <hidden>
Date: 2020-04-05 10:31:09
Also in:
lkml
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Linus Torvalds
Here needs a NULL check. Issue found by coccinelle. Signed-off-by: Qiujun Huang <redacted> --- 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