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-rw-r--r--net/sunrpc/xprtrdma/svc_rdma_rw.c5
-rw-r--r--net/sunrpc/xprtrdma/svc_rdma_sendto.c2
2 files changed, 6 insertions, 1 deletions
diff --git a/net/sunrpc/xprtrdma/svc_rdma_rw.c b/net/sunrpc/xprtrdma/svc_rdma_rw.c
index 0cf620277693..3b35364d9a6b 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_rw.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_rw.c
@@ -232,6 +232,9 @@ static int svc_rdma_post_chunk_ctxt(struct svc_rdma_chunk_ctxt *cc)
struct ib_cqe *cqe;
int ret;
+ if (cc->cc_sqecount > rdma->sc_sq_depth)
+ return -EINVAL;
+
first_wr = NULL;
cqe = &cc->cc_cqe;
list_for_each(tmp, &cc->cc_rwctxts) {
@@ -425,6 +428,7 @@ static int svc_rdma_send_xdr_pagelist(struct svc_rdma_write_info *info,
*
* Returns a non-negative number of bytes the chunk consumed, or
* %-E2BIG if the payload was larger than the Write chunk,
+ * %-EINVAL if client provided too many segments,
* %-ENOMEM if rdma_rw context pool was exhausted,
* %-ENOTCONN if posting failed (connection is lost),
* %-EIO if rdma_rw initialization failed (DMA mapping, etc).
@@ -465,6 +469,7 @@ out_err:
*
* Returns a non-negative number of bytes the chunk consumed, or
* %-E2BIG if the payload was larger than the Reply chunk,
+ * %-EINVAL if client provided too many segments,
* %-ENOMEM if rdma_rw context pool was exhausted,
* %-ENOTCONN if posting failed (connection is lost),
* %-EIO if rdma_rw initialization failed (DMA mapping, etc).
diff --git a/net/sunrpc/xprtrdma/svc_rdma_sendto.c b/net/sunrpc/xprtrdma/svc_rdma_sendto.c
index 5ba6d915c906..19fd01e4b690 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_sendto.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_sendto.c
@@ -684,7 +684,7 @@ int svc_rdma_sendto(struct svc_rqst *rqstp)
return 0;
err2:
- if (ret != -E2BIG)
+ if (ret != -E2BIG || ret != -EINVAL)
goto err1;
ret = svc_rdma_post_recv(rdma, GFP_KERNEL);