diff options
| author | Mark Brown <[email protected]> | 2017-09-19 14:12:47 +0100 |
|---|---|---|
| committer | Mark Brown <[email protected]> | 2017-09-19 14:12:47 +0100 |
| commit | e9331ee9b164d58b4dd0abc882ba7e23d2f404b3 (patch) | |
| tree | 903d078e53a59ed65708193f2486ad0b9a8109d8 /net/tipc/msg.c | |
| parent | e7251484f3bc3bd9203a2c39555ca7d53e988cf6 (diff) | |
| parent | 2bd6bf03f4c1c59381d62c61d03f6cc3fe71f66e (diff) | |
Merge tag 'v4.14-rc1' into asoc-rockchip
Linux 4.14-rc1
Diffstat (limited to 'net/tipc/msg.c')
| -rw-r--r-- | net/tipc/msg.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/net/tipc/msg.c b/net/tipc/msg.c index ab3087687a32..6ef379f004ac 100644 --- a/net/tipc/msg.c +++ b/net/tipc/msg.c @@ -479,13 +479,14 @@ bool tipc_msg_make_bundle(struct sk_buff **skb, struct tipc_msg *msg, bool tipc_msg_reverse(u32 own_node, struct sk_buff **skb, int err) { struct sk_buff *_skb = *skb; - struct tipc_msg *hdr = buf_msg(_skb); + struct tipc_msg *hdr; struct tipc_msg ohdr; - int dlen = min_t(uint, msg_data_sz(hdr), MAX_FORWARD_SIZE); + int dlen; if (skb_linearize(_skb)) goto exit; hdr = buf_msg(_skb); + dlen = min_t(uint, msg_data_sz(hdr), MAX_FORWARD_SIZE); if (msg_dest_droppable(hdr)) goto exit; if (msg_errcode(hdr)) @@ -511,8 +512,11 @@ bool tipc_msg_reverse(u32 own_node, struct sk_buff **skb, int err) pskb_expand_head(_skb, BUF_HEADROOM, BUF_TAILROOM, GFP_ATOMIC)) goto exit; + /* reassign after skb header modifications */ + hdr = buf_msg(_skb); /* Now reverse the concerned fields */ msg_set_errcode(hdr, err); + msg_set_non_seq(hdr, 0); msg_set_origport(hdr, msg_destport(&ohdr)); msg_set_destport(hdr, msg_origport(&ohdr)); msg_set_destnode(hdr, msg_prevnode(&ohdr)); |