netdev - [PATCH net] ipv4: Fix updating SOF_TIMESTAMPING_OPT_ID when SKBTX_HW

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Message-ID: <20190428054521.GA14504@stephen-mallon>
Date:   Sun, 28 Apr 2019 15:45:21 +1000
From:   Stephen Mallon <stephen.mallon@...ney.edu.au>
To:     "David S. Miller" <davem@...emloft.net>
CC:     <netdev@...r.kernel.org>, <stephen.mallon@...ney.edu.au>
Subject: [PATCH net] ipv4: Fix updating SOF_TIMESTAMPING_OPT_ID when
 SKBTX_HW_TSTAMP is enabled

Ensure that the unique timestamp identifier is incremented for skb hardware
timestamps, not just software timestamps.

Signed-off-by: Stephen Mallon <stephen.mallon@...ney.edu.au>
---
 net/ipv4/ip_output.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index c80188875f39..96ef1d467ba7 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -891,7 +891,7 @@ static int __ip_append_data(struct sock *sk,
 	mtu = cork->gso_size ? IP_MAX_MTU : cork->fragsize;
 	paged = !!cork->gso_size;

-	if (cork->tx_flags & SKBTX_ANY_SW_TSTAMP &&
+	if (cork->tx_flags & SKBTX_ANY_TSTAMP &&
 	    sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID)
 		tskey = sk->sk_tskey++;

-- 
2.18.1