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-rw-r--r--net/ipv4/ip_output.c2
-rw-r--r--net/ipv4/raw.c9
-rw-r--r--net/ipv4/udp.c12
3 files changed, 17 insertions, 6 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 7d082105472..afae0cbabbf 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -1302,7 +1302,7 @@ int ip_push_pending_frames(struct sock *sk)
err = ip_local_out(skb);
if (err) {
if (err > 0)
- err = inet->recverr ? net_xmit_errno(err) : 0;
+ err = net_xmit_errno(err);
if (err)
goto error;
}
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index 2979f14bb18..ebb1e5848bc 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -375,7 +375,7 @@ static int raw_send_hdrinc(struct sock *sk, void *from, size_t length,
err = NF_HOOK(PF_INET, NF_INET_LOCAL_OUT, skb, NULL, rt->u.dst.dev,
dst_output);
if (err > 0)
- err = inet->recverr ? net_xmit_errno(err) : 0;
+ err = net_xmit_errno(err);
if (err)
goto error;
out:
@@ -386,6 +386,8 @@ error_fault:
kfree_skb(skb);
error:
IP_INC_STATS(net, IPSTATS_MIB_OUTDISCARDS);
+ if (err == -ENOBUFS && !inet->recverr)
+ err = 0;
return err;
}
@@ -576,8 +578,11 @@ back_from_confirm:
&ipc, &rt, msg->msg_flags);
if (err)
ip_flush_pending_frames(sk);
- else if (!(msg->msg_flags & MSG_MORE))
+ else if (!(msg->msg_flags & MSG_MORE)) {
err = ip_push_pending_frames(sk);
+ if (err == -ENOBUFS && !inet->recverr)
+ err = 0;
+ }
release_sock(sk);
}
done:
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 29ebb0d27a1..ebaaa7f973d 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -561,12 +561,18 @@ static int udp_push_pending_frames(struct sock *sk)
send:
err = ip_push_pending_frames(sk);
+ if (err) {
+ if (err == -ENOBUFS && !inet->recverr) {
+ UDP_INC_STATS_USER(sock_net(sk),
+ UDP_MIB_SNDBUFERRORS, is_udplite);
+ err = 0;
+ }
+ } else
+ UDP_INC_STATS_USER(sock_net(sk),
+ UDP_MIB_OUTDATAGRAMS, is_udplite);
out:
up->len = 0;
up->pending = 0;
- if (!err)
- UDP_INC_STATS_USER(sock_net(sk),
- UDP_MIB_OUTDATAGRAMS, is_udplite);
return err;
}