linux-kernel - Re: [PATCH][next] Bluetooth: hci_event: Use struct

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Date:   Mon, 18 Feb 2019 14:00:38 +0100
From:   Marcel Holtmann <marcel@...tmann.org>
To:     "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Cc:     Johan Hedberg <johan.hedberg@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        linux-bluetooth@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH][next] Bluetooth: hci_event: Use struct_size() helper

Hi Gustavo,

> Make use of the struct_size() helper instead of an open-coded version
> in order to avoid any potential type mistakes, in particular in the
> context in which this code is being used.
> 
> So, change the following form:
> 
> sizeof(*ev) + ev->num_hndl * sizeof(struct hci_comp_pkts_info)
> 
> to :
> 
> struct_size(ev, handles, ev->num_hndl)
> 
> This code was detected with the help of Coccinelle.
> 
> Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>
> ---
> net/bluetooth/hci_event.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)

patch has been applied to bluetooth-next tree.

Regards

Marcel