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From: Marcel Holtmann <marcel@holtmann.org>
To: "Ben Dooks (Codethink)" <ben.dooks@codethink.co.uk>
Cc: linux-kernel@lists.codethink.co.uk,
	Johan Hedberg <johan.hedberg@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	linux-bluetooth@vger.kernel.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] RFC: Bluetooth: missed cpu_to_le16 conversion in hci_init4_req
Date: Wed, 16 Oct 2019 20:41:57 +0200	[thread overview]
Message-ID: <C87AB3FC-D613-4974-8FAF-99DAD156410C@holtmann.org> (raw)
In-Reply-To: <20191016113943.19256-1-ben.dooks@codethink.co.uk>

Hi Ben,

> It looks like in hci_init4_req() the request is being
> initialised from cpu-endian data but the packet is specified
> to be little-endian. This causes an warning from sparse due
> to __le16 to u16 conversion.
> 
> Fix this by using cpu_to_le16() on the two fields in the packet.
> 
> net/bluetooth/hci_core.c:845:27: warning: incorrect type in assignment (different base types)
> net/bluetooth/hci_core.c:845:27:    expected restricted __le16 [usertype] tx_len
> net/bluetooth/hci_core.c:845:27:    got unsigned short [usertype] le_max_tx_len
> net/bluetooth/hci_core.c:846:28: warning: incorrect type in assignment (different base types)
> net/bluetooth/hci_core.c:846:28:    expected restricted __le16 [usertype] tx_time
> net/bluetooth/hci_core.c:846:28:    got unsigned short [usertype] le_max_tx_time
> 
> Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
> ---
> Cc: Marcel Holtmann <marcel@holtmann.org>
> Cc: Johan Hedberg <johan.hedberg@gmail.com>
> Cc: "David S. Miller" <davem@davemloft.net>
> Cc: linux-bluetooth@vger.kernel.org
> Cc: netdev@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org
> ---
> net/bluetooth/hci_core.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)

patch has been applied to bluetooth-next tree.

Regards

Marcel


      parent reply	other threads:[~2019-10-16 18:42 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-16 11:39 Ben Dooks (Codethink)
2019-10-16 12:20 ` Simon Horman
2019-10-16 18:42   ` Marcel Holtmann
2019-10-17 12:43     ` Simon Horman
2019-10-16 18:41 ` Marcel Holtmann [this message]

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