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authorUrsula Braun <ubraun@linux.ibm.com>2019-02-04 15:44:47 +0300
committerDavid S. Miller <davem@davemloft.net>2019-02-04 20:11:19 +0300
commit84b799a292ebc03de388f8573a169de6eb12c340 (patch)
treef49331673908a7f6d271c643a9203db7fd106d92 /net
parenta5e04318c83a31925300af1ce358dbc1a708b732 (diff)
downloadlinux-84b799a292ebc03de388f8573a169de6eb12c340.tar.xz
net/smc: correct state change for peer closing
If some kind of closing is received from the peer while still in state SMC_INIT, it means the peer has had an active connection and closed the socket quickly before listen_work finished. This should not result in a shortcut from state SMC_INIT to state SMC_CLOSED. This patch adds the socket to the accept queue in state SMC_APPCLOSEWAIT1. The socket reaches state SMC_CLOSED once being accepted and closed with smc_release(). Signed-off-by: Ursula Braun <ubraun@linux.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/smc/smc_close.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/net/smc/smc_close.c b/net/smc/smc_close.c
index ea2b87f29469..e39cadda1bf5 100644
--- a/net/smc/smc_close.c
+++ b/net/smc/smc_close.c
@@ -345,14 +345,7 @@ static void smc_close_passive_work(struct work_struct *work)
switch (sk->sk_state) {
case SMC_INIT:
- if (atomic_read(&conn->bytes_to_rcv) ||
- (rxflags->peer_done_writing &&
- !smc_cdc_rxed_any_close(conn))) {
- sk->sk_state = SMC_APPCLOSEWAIT1;
- } else {
- sk->sk_state = SMC_CLOSED;
- sock_put(sk); /* passive closing */
- }
+ sk->sk_state = SMC_APPCLOSEWAIT1;
break;
case SMC_ACTIVE:
sk->sk_state = SMC_APPCLOSEWAIT1;