net: dsa: get tree before parsing ports
We will need a reference to the dsa_switch_tree when parsing a CPU port,
so fetch it right after parsing the member and before parsing ports.
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index 5b6a3da..5918fbd 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -751,18 +751,10 @@
err = dsa_parse_member_dn(np, &tree, &index);
if (err)
return err;
-
- err = dsa_parse_ports_of(np, ds);
- if (err)
- return err;
} else {
err = dsa_parse_member(pdata, &tree, &index);
if (err)
return err;
-
- err = dsa_parse_ports(pdata, ds);
- if (err)
- return err;
}
dst = dsa_tree_touch(tree);
@@ -773,6 +765,16 @@
ds->index = index;
ds->cd = pdata;
+ if (np) {
+ err = dsa_parse_ports_of(np, ds);
+ if (err)
+ return err;
+ } else {
+ err = dsa_parse_ports(pdata, ds);
+ if (err)
+ return err;
+ }
+
/* Initialize the routing table */
for (i = 0; i < DSA_MAX_SWITCHES; ++i)
ds->rtable[i] = DSA_RTABLE_NONE;