linux-kernel - RE: [PATCH v2 1/2] RDMA/uverbs: Fix the check for port number

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Message-ID: <32E1700B9017364D9B60AED9960492BC34341CBF@fmsmsx120.amr.corp.intel.com>
Date:   Mon, 17 Jul 2017 19:10:15 +0000
From:   "Marciniszyn, Mike" <mike.marciniszyn@...el.com>
To:     "Ismail, Mustafa" <mustafa.ismail@...el.com>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
        "dledford@...hat.com" <dledford@...hat.com>
CC:     "swise@...ngridcomputing.com" <swise@...ngridcomputing.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "stable@...r.kernel.org" <stable@...r.kernel.org>,
        "e1000-rdma@...ts.sourceforge.net" <e1000-rdma@...ts.sourceforge.net>,
        "Saleem, Shiraz" <shiraz.saleem@...el.com>
Subject: RE: [PATCH v2 1/2] RDMA/uverbs: Fix the check for port number

> Subject: [PATCH v2 1/2] RDMA/uverbs: Fix the check for port number
> 
> The port number is only valid if IB_QP_PORT is set in the mask.
> So only check port number if it is valid to prevent modify_qp from
> failing due to an invalid port number.
> 
> Fixes: 5ecce4c9b17b("Check port number supplied by user verbs cmds")
> Cc: <stable@...r.kernel.org> # v2.6.14+
> Reviewed-by: Steve Wise <swise@...ngridcomputing.com>
> Signed-off-by: Mustafa Ismail <mustafa.ismail@...el.com>

Tested-by: Mike Marciniszyn <mike.marciniszyn@...el.com>