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* [PATCH] RDMA/rtrs: client: Fix function return on success
@ 2020-05-19 16:13 Gustavo A. R. Silva
  2020-05-19 16:16 ` Bart Van Assche
  0 siblings, 1 reply; 3+ messages in thread
From: Gustavo A. R. Silva @ 2020-05-19 16:13 UTC (permalink / raw)
  To: Danil Kipnis, Jack Wang, Doug Ledford, Jason Gunthorpe
  Cc: linux-rdma, linux-kernel, Gustavo A. R. Silva

The function should return 0 on success, instead of err.

Addresses-Coverity-ID: 1493753 ("Identical code for different branches")
Fixes: 6a98d71daea1 ("RDMA/rtrs: client: main functionality")
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
---
 drivers/infiniband/ulp/rtrs/rtrs-clt.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
index 468fdd0d8713c..465515e46bb1a 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
@@ -1594,7 +1594,8 @@ static int create_con_cq_qp(struct rtrs_clt_con *con)
 
 	if (err)
 		return err;
-	return err;
+
+	return 0;
 }
 
 static void destroy_con_cq_qp(struct rtrs_clt_con *con)
-- 
2.26.2


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] RDMA/rtrs: client: Fix function return on success
  2020-05-19 16:13 [PATCH] RDMA/rtrs: client: Fix function return on success Gustavo A. R. Silva
@ 2020-05-19 16:16 ` Bart Van Assche
  2020-05-19 16:21   ` Jinpu Wang
  0 siblings, 1 reply; 3+ messages in thread
From: Bart Van Assche @ 2020-05-19 16:16 UTC (permalink / raw)
  To: Gustavo A. R. Silva, Danil Kipnis, Jack Wang, Doug Ledford,
	Jason Gunthorpe
  Cc: linux-rdma, linux-kernel, Gustavo A. R. Silva

On 2020-05-19 09:13, Gustavo A. R. Silva wrote:
> The function should return 0 on success, instead of err.
> 
> Addresses-Coverity-ID: 1493753 ("Identical code for different branches")
> Fixes: 6a98d71daea1 ("RDMA/rtrs: client: main functionality")
> Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
> ---
>  drivers/infiniband/ulp/rtrs/rtrs-clt.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> index 468fdd0d8713c..465515e46bb1a 100644
> --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> @@ -1594,7 +1594,8 @@ static int create_con_cq_qp(struct rtrs_clt_con *con)
>  
>  	if (err)
>  		return err;
> -	return err;
> +
> +	return 0;
>  }

Why to keep the if-statement? Has the following been considered?

diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
index 8dfa56dc32bc..a7f5d55f8542 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
@@ -1587,8 +1587,6 @@ static int create_con_cq_qp(struct rtrs_clt_con *con)
 	 * since destroy_con_cq_qp() must be called.
 	 */

-	if (err)
-		return err;
 	return err;
 }

Thanks,

Bart.

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] RDMA/rtrs: client: Fix function return on success
  2020-05-19 16:16 ` Bart Van Assche
@ 2020-05-19 16:21   ` Jinpu Wang
  0 siblings, 0 replies; 3+ messages in thread
From: Jinpu Wang @ 2020-05-19 16:21 UTC (permalink / raw)
  To: Bart Van Assche
  Cc: Gustavo A. R. Silva, Danil Kipnis, Doug Ledford, Jason Gunthorpe,
	linux-rdma, linux-kernel, Gustavo A. R. Silva

On Tue, May 19, 2020 at 6:16 PM Bart Van Assche <bvanassche@acm.org> wrote:
>
> On 2020-05-19 09:13, Gustavo A. R. Silva wrote:
> > The function should return 0 on success, instead of err.
> >
> > Addresses-Coverity-ID: 1493753 ("Identical code for different branches")
> > Fixes: 6a98d71daea1 ("RDMA/rtrs: client: main functionality")
> > Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
> > ---
> >  drivers/infiniband/ulp/rtrs/rtrs-clt.c | 3 ++-
> >  1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> > index 468fdd0d8713c..465515e46bb1a 100644
> > --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> > +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> > @@ -1594,7 +1594,8 @@ static int create_con_cq_qp(struct rtrs_clt_con *con)
> >
> >       if (err)
> >               return err;
> > -     return err;
> > +
> > +     return 0;
> >  }
>
> Why to keep the if-statement? Has the following been considered?
>
> diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> index 8dfa56dc32bc..a7f5d55f8542 100644
> --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> @@ -1587,8 +1587,6 @@ static int create_con_cq_qp(struct rtrs_clt_con *con)
>          * since destroy_con_cq_qp() must be called.
>          */
>
> -       if (err)
> -               return err;
>         return err;
>  }
>
> Thanks,
>
> Bart.

This one seems better, thanks Bart and Gustavo, Gustavo, would you
like to send a v2 patch as Bart suggested?

Thanks,

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2020-05-19 16:21 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2020-05-19 16:13 [PATCH] RDMA/rtrs: client: Fix function return on success Gustavo A. R. Silva
2020-05-19 16:16 ` Bart Van Assche
2020-05-19 16:21   ` Jinpu Wang

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