[PATCH net-next] xprtrdma: Fix error return code in rpcrdma_buffer_create()

[Wei Yongjun]

Fix to return a negative error code -ENOMEM from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 6d2d0ee27c7a ("xprtrdma: Replace rpcrdma_receive_wq with a per-xprt 
workqueue")
Signed-off-by: Wei Yongjun <weiyongj...@huawei.com>
---
 net/sunrpc/xprtrdma/verbs.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 7749a2b..3dde058 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -1113,8 +1113,10 @@ struct rpcrdma_req *
                                                WQ_MEM_RECLAIM | WQ_HIGHPRI,
                                                0,
                        r_xprt->rx_xprt.address_strings[RPC_DISPLAY_ADDR]);
-       if (!buf->rb_completion_wq)
+       if (!buf->rb_completion_wq) {
+               rc = -ENOMEM;
                goto out;
+       }
 
        return 0;
 out: