summaryrefslogtreecommitdiff
path: root/net/smc/smc_close.c
diff options
context:
space:
mode:
authorJakub Kicinski <kuba@kernel.org>2020-09-04 21:18:58 -0700
committerJakub Kicinski <kuba@kernel.org>2020-09-04 21:28:59 -0700
commit44a8c4f33c0073ca614db79f22e023811bdd0f3c (patch)
tree2d29271961a485f621bd14294ec57e816290541e /net/smc/smc_close.c
parent3ab1270bfa1e8ae7db0d46fee90c5db2935ac91b (diff)
parentc70672d8d316ebd46ea447effadfe57ab7a30a50 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
We got slightly different patches removing a double word in a comment in net/ipv4/raw.c - picked the version from net. Simple conflict in drivers/net/ethernet/ibm/ibmvnic.c. Use cached values instead of VNIC login response buffer (following what commit 507ebe6444a4 ("ibmvnic: Fix use-after-free of VNIC login response buffer") did). Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/smc/smc_close.c')
-rw-r--r--net/smc/smc_close.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/net/smc/smc_close.c b/net/smc/smc_close.c
index 290270c821ca..0e7409e469c0 100644
--- a/net/smc/smc_close.c
+++ b/net/smc/smc_close.c
@@ -116,7 +116,6 @@ static void smc_close_cancel_work(struct smc_sock *smc)
cancel_work_sync(&smc->conn.close_work);
cancel_delayed_work_sync(&smc->conn.tx_work);
lock_sock(sk);
- sk->sk_state = SMC_CLOSED;
}
/* terminate smc socket abnormally - active abort
@@ -134,22 +133,22 @@ void smc_close_active_abort(struct smc_sock *smc)
}
switch (sk->sk_state) {
case SMC_ACTIVE:
- sk->sk_state = SMC_PEERABORTWAIT;
- smc_close_cancel_work(smc);
- sk->sk_state = SMC_CLOSED;
- sock_put(sk); /* passive closing */
- break;
case SMC_APPCLOSEWAIT1:
case SMC_APPCLOSEWAIT2:
+ sk->sk_state = SMC_PEERABORTWAIT;
smc_close_cancel_work(smc);
+ if (sk->sk_state != SMC_PEERABORTWAIT)
+ break;
sk->sk_state = SMC_CLOSED;
- sock_put(sk); /* postponed passive closing */
+ sock_put(sk); /* (postponed) passive closing */
break;
case SMC_PEERCLOSEWAIT1:
case SMC_PEERCLOSEWAIT2:
case SMC_PEERFINCLOSEWAIT:
sk->sk_state = SMC_PEERABORTWAIT;
smc_close_cancel_work(smc);
+ if (sk->sk_state != SMC_PEERABORTWAIT)
+ break;
sk->sk_state = SMC_CLOSED;
smc_conn_free(&smc->conn);
release_clcsock = true;
@@ -159,6 +158,8 @@ void smc_close_active_abort(struct smc_sock *smc)
case SMC_APPFINCLOSEWAIT:
sk->sk_state = SMC_PEERABORTWAIT;
smc_close_cancel_work(smc);
+ if (sk->sk_state != SMC_PEERABORTWAIT)
+ break;
sk->sk_state = SMC_CLOSED;
smc_conn_free(&smc->conn);
release_clcsock = true;
@@ -372,7 +373,7 @@ static void smc_close_passive_work(struct work_struct *work)
case SMC_PEERCLOSEWAIT1:
if (rxflags->peer_done_writing)
sk->sk_state = SMC_PEERCLOSEWAIT2;
- /* fall through */
+ fallthrough;
/* to check for closing */
case SMC_PEERCLOSEWAIT2:
if (!smc_cdc_rxed_any_close(conn))