xprtrdma: checking for NULL instead of IS_ERR()

The rpcrdma_create_req() function returns error pointers or success.  It
never returns NULL.

Fixes: f531a5dbc451 ('xprtrdma: Pre-allocate backward rpc_rqst and send/receive buffers')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/net/sunrpc/xprtrdma/backchannel.c b/net/sunrpc/xprtrdma/backchannel.c
index 2dcb44f69e53..97554ca68191 100644
--- a/net/sunrpc/xprtrdma/backchannel.c
+++ b/net/sunrpc/xprtrdma/backchannel.c
@@ -42,8 +42,8 @@ static int rpcrdma_bc_setup_rqst(struct rpcrdma_xprt *r_xprt,
         size_t size;
 
         req = rpcrdma_create_req(r_xprt);
-        if (!req)
-                return -ENOMEM;
+        if (IS_ERR(req))
+                return PTR_ERR(req);
         req->rl_backchannel = true;
 
         size = RPCRDMA_INLINE_WRITE_THRESHOLD(rqst);