[PATCH -next] net: cpsw: add missing of_node_put() in cpsw_probe_dt()

Yang Yingliang
2022-04-26T12:36:06Z

If devm_kcalloc() fails, 'tmp_node' should be put in cpsw_probe_dt().

Fixes: ed3525eda4c4 ("net: ethernet: ti: introduce cpsw switchdev based driver part 1 - dual-emac")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
drivers/net/ethernet/ti/cpsw_new.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/ti/cpsw_new.c b/drivers/net/ethernet/ti/cpsw_new.c
index bd4b1528cf99..b81179f7d738 100644
--- a/drivers/net/ethernet/ti/cpsw_new.c
+++ b/drivers/net/ethernet/ti/cpsw_new.c
@@ -1246,8 +1246,10 @@ static int cpsw_probe_dt(struct cpsw_common *cpsw)
data->slave_data = devm_kcalloc(dev, CPSW_SLAVE_PORTS_NUM,
sizeof(struct cpsw_slave_data),
GFP_KERNEL);
- if (!data->slave_data)
+ if (!data->slave_data) {
+ of_node_put(tmp_node);
return -ENOMEM;
+ }

/* Populate all the child nodes here...
*/
--
2.25.1