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Diffstat (limited to 'net/dsa/dsa2.c')
-rw-r--r--net/dsa/dsa2.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index a1917025e155..410f19148106 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -612,8 +612,8 @@ static int dsa_switch_parse_ports_of(struct dsa_switch *ds,
{
struct device_node *ports, *port;
struct dsa_port *dp;
+ int err = 0;
u32 reg;
- int err;
ports = of_get_child_by_name(dn, "ports");
if (!ports) {
@@ -624,19 +624,23 @@ static int dsa_switch_parse_ports_of(struct dsa_switch *ds,
for_each_available_child_of_node(ports, port) {
err = of_property_read_u32(port, "reg", &reg);
if (err)
- return err;
+ goto out_put_node;
- if (reg >= ds->num_ports)
- return -EINVAL;
+ if (reg >= ds->num_ports) {
+ err = -EINVAL;
+ goto out_put_node;
+ }
dp = &ds->ports[reg];
err = dsa_port_parse_of(dp, port);
if (err)
- return err;
+ goto out_put_node;
}
- return 0;
+out_put_node:
+ of_node_put(ports);
+ return err;
}
static int dsa_switch_parse_member_of(struct dsa_switch *ds,