net: dsa: return after vlan prepare phase

The current code does not return after successfully preparing the VLAN
addition on every ports member of a it. Fix this.

Fixes: 1ca4aa9cd4cc ("net: dsa: check VLAN capability of every switch")
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/net/dsa/switch.c b/net/dsa/switch.c
index 73746fa148f1..1e2929f4290a 100644
--- a/net/dsa/switch.c
+++ b/net/dsa/switch.c
@@ -182,6 +182,8 @@ static int dsa_switch_vlan_add(struct dsa_switch *ds,
                         if (err)
                                 return err;
                 }
+
+                return 0;
         }
 
         for_each_set_bit(port, members, ds->num_ports)