[dpdk-dev] [PATCH 6/8] drivers/net/e1000/igb: Signed left shift operator

Panu Matilainen pmatilai at redhat.com
Thu Mar 10 14:29:47 CET 2016


On 02/25/2016 08:48 PM, Aaron Conole wrote:
> Tell the compiler to use an unsigned constant for the config shifts.
>
> Signed-off-by: Aaron Conole <aconole at redhat.com>
> ---
>   drivers/net/e1000/igb_pf.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/e1000/igb_pf.c b/drivers/net/e1000/igb_pf.c
> index 1d00dda..afe80f5 100644
> --- a/drivers/net/e1000/igb_pf.c
> +++ b/drivers/net/e1000/igb_pf.c
> @@ -172,8 +172,8 @@ int igb_pf_host_configure(struct rte_eth_dev *eth_dev)
>   	E1000_WRITE_REG(hw, E1000_VT_CTL, vtctl);
>
>   	/* Enable pools reserved to PF only */
> -	E1000_WRITE_REG(hw, E1000_VFRE, (~0) << vf_num);
> -	E1000_WRITE_REG(hw, E1000_VFTE, (~0) << vf_num);
> +	E1000_WRITE_REG(hw, E1000_VFRE, (~0U) << vf_num);
> +	E1000_WRITE_REG(hw, E1000_VFTE, (~0U) << vf_num);
>
>   	/* PFDMA Tx General Switch Control Enables VMDQ loopback */
>   	if (hw->mac.type == e1000_i350)
>
Acked-by: Panu Matilainen <pmatilai at redhat.com>

CC'd the e1000 maintainer too.

	- Panu -


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