__get_txreq() returns an ERR_PTR() but this checks for NULL so it would
oops on failure.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/staging/rdma/hfi1/verbs.c b/drivers/staging/rdma/hfi1/verbs.c
index 53ac214..41bb59e 100644
--- a/drivers/staging/rdma/hfi1/verbs.c
+++ b/drivers/staging/rdma/hfi1/verbs.c
@@ -749,11 +749,13 @@ static inline struct verbs_txreq *get_txreq(struct hfi1_ibdev *dev,
struct verbs_txreq *tx;
tx = kmem_cache_alloc(dev->verbs_txreq_cache, GFP_ATOMIC);
- if (!tx)
+ if (!tx) {
/* call slow path to get the lock */
tx = __get_txreq(dev, qp);
- if (tx)
- tx->qp = qp;
+ if (IS_ERR(tx))
+ return tx;
+ }
+ tx->qp = qp;
return tx;
}
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