RDMA/ucma: Avoid sending reject if backlog is full
Change the returned error code to ENOMEM if the connection event
backlog is full. This prevents the ib_cm from issuing a reject
on the connection, which can allow retries to succeed.
Signed-off-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index b516b93..c859134 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -266,7 +266,7 @@
mutex_lock(&ctx->file->mut);
if (event->event == RDMA_CM_EVENT_CONNECT_REQUEST) {
if (!ctx->backlog) {
- ret = -EDQUOT;
+ ret = -ENOMEM;
kfree(uevent);
goto out;
}