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-rw-r--r--net/dsa/dsa2.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index 56e46090526b..c442051d5a55 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -509,21 +509,22 @@ static int dsa_cpu_parse(struct dsa_port *port, u32 index,
dst->cpu_dp->netdev = ethernet_dev;
}
+ /* Initialize cpu_port_mask now for drv->setup()
+ * to have access to a correct value, just like what
+ * net/dsa/dsa.c::dsa_switch_setup_one does.
+ */
+ ds->cpu_port_mask |= BIT(index);
+
tag_protocol = ds->ops->get_tag_protocol(ds);
dst->tag_ops = dsa_resolve_tag_protocol(tag_protocol);
if (IS_ERR(dst->tag_ops)) {
dev_warn(ds->dev, "No tagger for this switch\n");
+ ds->cpu_port_mask &= ~BIT(index);
return PTR_ERR(dst->tag_ops);
}
dst->rcv = dst->tag_ops->rcv;
- /* Initialize cpu_port_mask now for drv->setup()
- * to have access to a correct value, just like what
- * net/dsa/dsa.c::dsa_switch_setup_one does.
- */
- ds->cpu_port_mask |= BIT(index);
-
return 0;
}