[net-next] rtnetlink: return the correct error code

[Zhang Shengju]

Before this patch, function ndo_dflt_fdb_dump() will always return code
from uc fdb dump. The reture code of mc fdb dump is lost.

Signed-off-by: Zhang Shengju <zhangshen...@cmss.chinamobile.com>
---
 net/core/rtnetlink.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 4e60525..061415f 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -3165,7 +3165,7 @@ int ndo_dflt_fdb_dump(struct sk_buff *skb,
        err = nlmsg_populate_fdb(skb, cb, dev, idx, &dev->uc);
        if (err)
                goto out;
-       nlmsg_populate_fdb(skb, cb, dev, idx, &dev->mc);
+       err = nlmsg_populate_fdb(skb, cb, dev, idx, &dev->mc);
 out:
        netif_addr_unlock_bh(dev);
        return err;
-- 
1.8.3.1