On 3/10/26 7:48 AM, Philipp Hahn wrote:
> Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL
> check.
> 
> Change generated with coccinelle.
> 
> To: Trond Myklebust <[email protected]>
> To: Anna Schumaker <[email protected]>
> To: Chuck Lever <[email protected]>
> To: Jeff Layton <[email protected]>
> To: NeilBrown <[email protected]>
> To: Olga Kornievskaia <[email protected]>
> To: Dai Ngo <[email protected]>
> To: Tom Talpey <[email protected]>
> To: "David S. Miller" <[email protected]>
> To: Eric Dumazet <[email protected]>
> To: Jakub Kicinski <[email protected]>
> To: Paolo Abeni <[email protected]>
> To: Simon Horman <[email protected]>
> Cc: [email protected]
> Cc: [email protected]
> Cc: [email protected]
> Signed-off-by: Philipp Hahn <[email protected]>
> ---
>  net/sunrpc/xprtrdma/svc_rdma_transport.c | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c 
> b/net/sunrpc/xprtrdma/svc_rdma_transport.c
> index 
> 9b623849723ed0eb74b827881c6f32d3434c891b..b4d03e59a8202f20360cff1e2e79b1e325396517
>  100644
> --- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
> +++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
> @@ -578,7 +578,7 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt 
> *xprt)
>   errout:
>       /* Take a reference in case the DTO handler runs */
>       svc_xprt_get(&newxprt->sc_xprt);
> -     if (newxprt->sc_qp && !IS_ERR(newxprt->sc_qp))
> +     if (!IS_ERR_OR_NULL(newxprt->sc_qp))
>               ib_destroy_qp(newxprt->sc_qp);
>       rdma_destroy_id(newxprt->sc_cm_id);
>       rpcrdma_rn_unregister(dev, &newxprt->sc_rn);
> @@ -608,7 +608,7 @@ static void svc_rdma_free(struct svc_xprt *xprt)
>       might_sleep();
>  
>       /* This blocks until the Completion Queues are empty */
> -     if (rdma->sc_qp && !IS_ERR(rdma->sc_qp))
> +     if (!IS_ERR_OR_NULL(rdma->sc_qp))
>               ib_drain_qp(rdma->sc_qp);
>       flush_workqueue(svcrdma_wq);
>  
> @@ -619,16 +619,16 @@ static void svc_rdma_free(struct svc_xprt *xprt)
>       svc_rdma_recv_ctxts_destroy(rdma);
>  
>       /* Destroy the QP if present (not a listener) */
> -     if (rdma->sc_qp && !IS_ERR(rdma->sc_qp))
> +     if (!IS_ERR_OR_NULL(rdma->sc_qp))
>               ib_destroy_qp(rdma->sc_qp);
>  
> -     if (rdma->sc_sq_cq && !IS_ERR(rdma->sc_sq_cq))
> +     if (!IS_ERR_OR_NULL(rdma->sc_sq_cq))
>               ib_free_cq(rdma->sc_sq_cq);
>  
> -     if (rdma->sc_rq_cq && !IS_ERR(rdma->sc_rq_cq))
> +     if (!IS_ERR_OR_NULL(rdma->sc_rq_cq))
>               ib_free_cq(rdma->sc_rq_cq);
>  
> -     if (rdma->sc_pd && !IS_ERR(rdma->sc_pd))
> +     if (!IS_ERR_OR_NULL(rdma->sc_pd))
>               ib_dealloc_pd(rdma->sc_pd);
>  
>       /* Destroy the CM ID */
> 

Reviewed-by: Chuck Lever <[email protected]>


-- 
Chuck Lever

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