vdpa: octeon_ep: Check dev_set_name() in dev add

[PATCH] vdpa: octeon_ep: Check dev_set_name() in dev add

Xiong Weimin posted 1 patch 1 month, 4 weeks ago

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drivers/vdpa/octeon_ep/octep_vdpa_main.c | 2 ++
1 file changed, 2 insertions(+)

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[PATCH] vdpa: octeon_ep: Check dev_set_name() in dev add

Posted by Xiong Weimin 1 month, 4 weeks ago

Handle dev_set_name() failures before registering the vDPA device so
allocation is unwound through the existing put_device() path.

Signed-off-by: Xiong Weimin <xiongweimin@kylinos.cn>
---
 drivers/vdpa/octeon_ep/octep_vdpa_main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/vdpa/octeon_ep/octep_vdpa_main.c b/drivers/vdpa/octeon_ep/octep_vdpa_main.c
index 5b3599375..8f8e87890 100644
--- a/drivers/vdpa/octeon_ep/octep_vdpa_main.c
+++ b/drivers/vdpa/octeon_ep/octep_vdpa_main.c
@@ -602,6 +602,8 @@ static int octep_vdpa_dev_add(struct vdpa_mgmt_dev *mdev, const char *name,
 		ret = dev_set_name(&vdpa_dev->dev, "%s", name);
 	else
 		ret = dev_set_name(&vdpa_dev->dev, "vdpa%u", vdpa_dev->index);
+	if (ret)
+		goto vdpa_dev_put;
 
 	ret = _vdpa_register_device(&oct_vdpa->vdpa, oct_hw->nr_vring);
 	if (ret) {
-- 
2.43.0