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[v5,04/20] IB/core: Allow ULPs to specify NULL as the third ib_post_(send|recv|srq_recv)() argument

Message ID 20180718162532.14633-5-bart.vanassche@wdc.com (mailing list archive)
State Accepted
Delegated to: Jason Gunthorpe
Headers show

Commit Message

Bart Van Assche July 18, 2018, 4:25 p.m. UTC 
This patch does not change the behavior of the modified functions.

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
---
 include/rdma/ib_verbs.h | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)
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Patch

diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 46d28c4df98c..4fa47f8dc6b1 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -3281,7 +3281,9 @@  static inline int ib_post_srq_recv(struct ib_srq *srq,
 				   struct ib_recv_wr *recv_wr,
 				   struct ib_recv_wr **bad_recv_wr)
 {
-	return srq->device->post_srq_recv(srq, recv_wr, bad_recv_wr);
+	struct ib_recv_wr *dummy;
+
+	return srq->device->post_srq_recv(srq, recv_wr, bad_recv_wr ? : &dummy);
 }
 
 /**
@@ -3382,7 +3384,9 @@  static inline int ib_post_send(struct ib_qp *qp,
 			       struct ib_send_wr *send_wr,
 			       struct ib_send_wr **bad_send_wr)
 {
-	return qp->device->post_send(qp, send_wr, bad_send_wr);
+	struct ib_send_wr *dummy;
+
+	return qp->device->post_send(qp, send_wr, bad_send_wr ? : &dummy);
 }
 
 /**
@@ -3397,7 +3401,9 @@  static inline int ib_post_recv(struct ib_qp *qp,
 			       struct ib_recv_wr *recv_wr,
 			       struct ib_recv_wr **bad_recv_wr)
 {
-	return qp->device->post_recv(qp, recv_wr, bad_recv_wr);
+	struct ib_recv_wr *dummy;
+
+	return qp->device->post_recv(qp, recv_wr, bad_recv_wr ? : &dummy);
 }
 
 struct ib_cq *__ib_alloc_cq(struct ib_device *dev, void *private,