From: Logan Gunthorpe <logang@deltatee.com>
To: Dan Carpenter <dan.carpenter@oracle.com>,
Kurt Schwemmer <kurt.schwemmer@microsemi.com>,
Kelvin Cao <kelvin.cao@microsemi.com>
Cc: Jon Mason <jdmason@kudzu.us>, Dave Jiang <dave.jiang@intel.com>,
Allen Hubbe <allenbh@gmail.com>,
linux-pci@vger.kernel.org, linux-ntb@googlegroups.com,
kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] ntb_hw_switchtec: potential shift wrapping bug in switchtec_ntb_init_sndev()
Date: Mon, 25 Mar 2019 09:49:31 -0600 [thread overview]
Message-ID: <e2bc8cf0-8e3e-9335-e21b-4a9697e9c0ef@deltatee.com> (raw)
In-Reply-To: <20190325091726.GD16023@kadam>
Thanks!
On 2019-03-25 3:17 a.m., Dan Carpenter wrote:
> This code triggers a Smatch warning:
>
> drivers/ntb/hw/mscc/ntb_hw_switchtec.c:884 switchtec_ntb_init_sndev()
> warn: should '(1 << sndev->peer_partition)' be a 64 bit type?
>
> The "part_map" and "tpart_vec" variables are u64 type so this seems like
> a valid warning.
>
> Fixes: 3df54c870f52 ("ntb_hw_switchtec: Allow using Switchtec NTB in multi-partition setups")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Logan Gunthorpe <logang@deltatee.com>
next prev parent reply other threads:[~2019-03-25 15:49 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-25 9:17 [PATCH] ntb_hw_switchtec: potential shift wrapping bug in switchtec_ntb_init_sndev() Dan Carpenter
2019-03-25 15:49 ` Logan Gunthorpe [this message]
2019-06-13 13:25 ` Jon Mason
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=e2bc8cf0-8e3e-9335-e21b-4a9697e9c0ef@deltatee.com \
--to=logang@deltatee.com \
--cc=allenbh@gmail.com \
--cc=dan.carpenter@oracle.com \
--cc=dave.jiang@intel.com \
--cc=jdmason@kudzu.us \
--cc=kelvin.cao@microsemi.com \
--cc=kernel-janitors@vger.kernel.org \
--cc=kurt.schwemmer@microsemi.com \
--cc=linux-ntb@googlegroups.com \
--cc=linux-pci@vger.kernel.org \
/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).