From: Leon Romanovsky <leon@kernel.org>
To: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Cc: mustafa.ismail@intel.com, shiraz.saleem@intel.com,
dledford@redhat.com, jgg@ziepe.ca, linux-rdma@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] RDMA/irdma: Fix missing error code in irdma_modify_qp_roce()
Date: Mon, 26 Jul 2021 12:14:04 +0300 [thread overview]
Message-ID: <YP583Ks2tKi5WMVX@unreal> (raw)
In-Reply-To: <1627285510-20411-1-git-send-email-jiapeng.chong@linux.alibaba.com>
On Mon, Jul 26, 2021 at 03:45:10PM +0800, Jiapeng Chong wrote:
> The error code is missing in this code scenario, add the error code
> '-EINVAL' to the return value 'ret'.
>
> Eliminate the follow smatch warning:
>
> drivers/infiniband/hw/irdma/verbs.c:1344 irdma_modify_qp_roce() warn:
> missing error code 'ret'.
>
> Reported-by: Abaci Robot <abaci@linux.alibaba.com>
> Fixes: b48c24c2d710 ("RDMA/irdma: Implement device supported verb APIs")
> Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
> ---
> Changes in v2:
> -For the follow advice: https://lore.kernel.org/patchwork/patch/1466463/
>
> drivers/infiniband/hw/irdma/verbs.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c
> index 717147e..721cb0c 100644
> --- a/drivers/infiniband/hw/irdma/verbs.c
> +++ b/drivers/infiniband/hw/irdma/verbs.c
> @@ -1340,8 +1340,10 @@ int irdma_modify_qp_roce(struct ib_qp *ibqp, struct ib_qp_attr *attr,
> }
> break;
> case IB_QPS_SQD:
> - if (iwqp->iwarp_state == IRDMA_QP_STATE_SQD)
> + if (iwqp->iwarp_state == IRDMA_QP_STATE_SQD) {
> + ret = -EINVAL;
> goto exit;
It is wrong, SQD-to-SQD is a valid transition and ret should be 0, which
is already set at the beginning of that function.
Thanks
> + }
>
> if (iwqp->iwarp_state != IRDMA_QP_STATE_RTS) {
> ret = -EINVAL;
> --
> 1.8.3.1
>
prev parent reply other threads:[~2021-07-26 9:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-26 7:45 [PATCH v2] RDMA/irdma: Fix missing error code in irdma_modify_qp_roce() Jiapeng Chong
2021-07-26 9:14 ` Leon Romanovsky [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=YP583Ks2tKi5WMVX@unreal \
--to=leon@kernel.org \
--cc=dledford@redhat.com \
--cc=jgg@ziepe.ca \
--cc=jiapeng.chong@linux.alibaba.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-rdma@vger.kernel.org \
--cc=mustafa.ismail@intel.com \
--cc=shiraz.saleem@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).