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Date: Fri, 16 Jan 2015 17:23:48 +1100 From: Herbert Xu <herbert@...dor.apana.org.au> To: netdev@...r.kernel.org, Ying Xue <ying.xue@...driver.com> Subject: netlink: Fix netlink_insert EADDRINUSE error The patch c5adde9468b0714a051eac7f9666f23eb10b61f7 ("netlink: eliminate nl_sk_hash_lock") introduced a bug where the EADDRINUSE error has been replaced by ENOMEM. This patch rectifies that problem. Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au> diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 01b702d..7a94185 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -1050,7 +1050,7 @@ netlink_update_listeners(struct sock *sk) static int netlink_insert(struct sock *sk, struct net *net, u32 portid) { struct netlink_table *table = &nl_table[sk->sk_protocol]; - int err = -EADDRINUSE; + int err; lock_sock(sk); @@ -1065,10 +1065,13 @@ static int netlink_insert(struct sock *sk, struct net *net, u32 portid) nlk_sk(sk)->portid = portid; sock_hold(sk); - if (__netlink_insert(table, sk, net)) - err = 0; - else + + err = 0; + if (!__netlink_insert(table, sk, net)) { + err = -EADDRINUSE; sock_put(sk); + } + err: release_sock(sk); return err; -- Email: Herbert Xu <herbert@...dor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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