3.2-stable review patch. If anyone has any objections, please let me know.
------------------
From: Steve Wise <sw...@opengridcomputing.com>
commit 14b9222808bb8bfefc71f72bc0dbdcf3b2f0140f upstream.
Log a warning and drop the abort message. Otherwise we will do a
bogus wake_up() and crash.
Signed-off-by: Steve Wise <sw...@opengridcomputing.com>
Signed-off-by: Roland Dreier <rol...@purestorage.com>
Signed-off-by: Ben Hutchings <b...@decadent.org.uk>
---
drivers/infiniband/hw/cxgb4/cm.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index b770a044..4c7c62f 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -2656,6 +2656,12 @@ static int peer_abort_intr(struct c4iw_dev *dev, struct
sk_buff *skb)
unsigned int tid = GET_TID(req);
ep = lookup_tid(t, tid);
+ if (!ep) {
+ printk(KERN_WARNING MOD
+ "Abort on non-existent endpoint, tid %d\n", tid);
+ kfree_skb(skb);
+ return 0;
+ }
if (is_neg_adv_abort(req->status)) {
PDBG("%s neg_adv_abort ep %p tid %u\n", __func__, ep,
ep->hwtid);
--
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