[ofa-general] [PATCH] fix return value in ib_device_register_sysfs()

[Li Zefan]

Set ret to -ENOMEM when kobject_create_and_add() returns NULL.

Signed-off-by: Li Zefan <lizf at cn.fujitsu.com>

---
 drivers/infiniband/core/sysfs.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index c864ef7..5a4b2e6 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -686,8 +686,10 @@ int ib_device_register_sysfs(struct ib_device *device)
 
 	device->ports_parent = kobject_create_and_add("ports",
 					kobject_get(&class_dev->kobj));
-	if (!device->ports_parent)
+	if (!device->ports_parent) {
+		ret = -ENOMEM;
 		goto err_put;
+	}
 
 	if (device->node_type == RDMA_NODE_IB_SWITCH) {
 		ret = add_port(device, 0);
-- 
1.5.4.rc3