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Subject[ 14/91] RDMA/cxgb4: Always wake up waiters in c4iw_peer_abort_intr()
3.4-stable review patch.  If anyone has any objections, please let me know.

------------------
From: Steve Wise <swise@opengridcomputing.com>

commit 0f1dcfae6bc5563424346ad3a03282b8235a4c33 upstream.

This fixes a race where an ingress abort fails to wake up the thread
blocked in rdma_init() causing the app to hang.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/infiniband/hw/cxgb4/cm.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -2667,11 +2667,8 @@ static int peer_abort_intr(struct c4iw_d

/*
* Wake up any threads in rdma_init() or rdma_fini().
- * However, this is not needed if com state is just
- * MPA_REQ_SENT
*/
- if (ep->com.state != MPA_REQ_SENT)
- c4iw_wake_up(&ep->com.wr_wait, -ECONNRESET);
+ c4iw_wake_up(&ep->com.wr_wait, -ECONNRESET);
sched(dev, skb);
return 0;
}



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