From: Julia Lawall <julia.lawall@lip6.fr>
To: Mao Wenan <maowenan@huawei.com>
Cc: kernel-janitors@vger.kernel.org, netdev@vger.kernel.org,
john.fastabend@gmail.com, hawk@kernel.org,
jakub.kicinski@netronome.com, daniel@iogearbox.net,
ast@kernel.org
Subject: Re: [PATCH] net: ns83820: drop pointless static qualifier in ns83820_probe_phy()
Date: Tue, 19 Feb 2019 08:01:49 +0000 [thread overview]
Message-ID: <alpine.DEB.2.21.1902190857300.2570@hadrien> (raw)
In-Reply-To: <20190219080659.89732-1-maowenan@huawei.com>
On Tue, 19 Feb 2019, Mao Wenan wrote:
> There is no need to have the 'int first' static
> since new value always be assigned before use it.
> The old codes of first dereferencing this variable have
> been commented out. So it is useless with 'static int first'.
> /*
> if (!first) {
> ...
> }
> */
> first = 1;
Do you need the variable at all?
In the code, the commenting out is actually done with #if 0. It could be
good for the commit log to reflect the code more accurately.
Can the #if 0 and code be removed? Apparently it predates git.
A commented out printk below also predates git.
julia
>
> Signed-off-by: Mao Wenan <maowenan@huawei.com>
> ---
> drivers/net/ethernet/natsemi/ns83820.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/natsemi/ns83820.c b/drivers/net/ethernet/natsemi/ns83820.c
> index 958fced4dacf..fb064df3a1a6 100644
> --- a/drivers/net/ethernet/natsemi/ns83820.c
> +++ b/drivers/net/ethernet/natsemi/ns83820.c
> @@ -1869,7 +1869,7 @@ static unsigned ns83820_mii_write_reg(struct ns83820 *dev, unsigned phy, unsigne
> static void ns83820_probe_phy(struct net_device *ndev)
> {
> struct ns83820 *dev = PRIV(ndev);
> - static int first;
> + int first;
> int i;
> #define MII_PHYIDR1 0x02
> #define MII_PHYIDR2 0x03
> --
> 2.20.1
>
>
next prev parent reply other threads:[~2019-02-19 8:01 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-19 7:53 [PATCH] net: ns83820: drop pointless static qualifier in ns83820_probe_phy() Mao Wenan
2019-02-19 8:01 ` Julia Lawall [this message]
2019-02-19 8:09 ` maowenan
2019-02-19 8:15 ` Julia Lawall
2019-02-19 14:21 ` Dan Carpenter
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