From 8f332a743cd1943c7d1a1fb806bb0261e35d1b65 Mon Sep 17 00:00:00 2001 From: Karsten Graul Date: Tue, 15 May 2018 17:05:02 +0200 Subject: net/smc: drop messages when link state is inactive Drop incoming messages when the link is flagged as inactive. Signed-off-by: Karsten Graul Signed-off-by: Ursula Braun Signed-off-by: David S. Miller --- net/smc/smc_llc.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'net/smc/smc_llc.c') diff --git a/net/smc/smc_llc.c b/net/smc/smc_llc.c index 5d7926cc472c..5800a6b43d83 100644 --- a/net/smc/smc_llc.c +++ b/net/smc/smc_llc.c @@ -548,6 +548,8 @@ static void smc_llc_rx_handler(struct ib_wc *wc, void *buf) return; /* short message */ if (llc->raw.hdr.length != sizeof(*llc)) return; /* invalid message */ + if (link->state == SMC_LNK_INACTIVE) + return; /* link not active, drop msg */ switch (llc->raw.hdr.common.type) { case SMC_LLC_TEST_LINK: -- cgit v1.2.3