From 84f766855f61ed2e5d07f0ec737b15ee687afb92 Mon Sep 17 00:00:00 2001 From: Dave Jiang Date: Mon, 29 Feb 2016 09:35:26 -0700 Subject: [PATCH] ntb: stop link work when we do not have memory Instead of keep trying to go through the init routine when we aren't able to allocate memory, we should just stop and go down. Signed-off-by: Dave Jiang Signed-off-by: Jon Mason --- drivers/ntb/ntb_transport.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c index 4321488d2179..2ef9d9130864 100644 --- a/drivers/ntb/ntb_transport.c +++ b/drivers/ntb/ntb_transport.c @@ -829,7 +829,7 @@ static void ntb_transport_link_work(struct work_struct *work) struct pci_dev *pdev = ndev->pdev; resource_size_t size; u32 val; - int rc, i, spad; + int rc = 0, i, spad; /* send the local info, in the opposite order of the way we read it */ for (i = 0; i < nt->mw_count; i++) { @@ -899,6 +899,13 @@ static void ntb_transport_link_work(struct work_struct *work) out1: for (i = 0; i < nt->mw_count; i++) ntb_free_mw(nt, i); + + /* if there's an actual failure, we should just bail */ + if (rc < 0) { + ntb_link_disable(ndev); + return; + } + out: if (ntb_link_is_up(ndev, NULL, NULL) == 1) schedule_delayed_work(&nt->link_work, -- 2.20.1