[PATCH] xrpcrdma: add missing error checks in rpcrdma_ep_destroy

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These pointers can be non-NULL and contain errors if initialization is
aborted early.  This is similar to how `__svc_rdma_free` takes care of
it.

Signed-off-by: Dan Aloni <dan.aloni@xxxxxxxxxxxx>
---
 net/sunrpc/xprtrdma/verbs.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index f172d1298013..7f3173073e72 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -336,14 +336,14 @@ static void rpcrdma_ep_destroy(struct kref *kref)
 		ep->re_id->qp = NULL;
 	}
 
-	if (ep->re_attr.recv_cq)
+	if (ep->re_attr.recv_cq && !IS_ERR(ep->re_attr.recv_cq))
 		ib_free_cq(ep->re_attr.recv_cq);
 	ep->re_attr.recv_cq = NULL;
-	if (ep->re_attr.send_cq)
+	if (ep->re_attr.send_cq && !IS_ERR(ep->re_attr.send_cq))
 		ib_free_cq(ep->re_attr.send_cq);
 	ep->re_attr.send_cq = NULL;
 
-	if (ep->re_pd)
+	if (ep->re_pd && !IS_ERR(ep->re_pd))
 		ib_dealloc_pd(ep->re_pd);
 	ep->re_pd = NULL;
 
-- 
2.23.0




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