netdev - Re: [patch] net/mlx4: && vs & typo

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Date:   Tue, 28 Feb 2017 14:23:50 -0800
From:   Joe Perches <joe@...ches.com>
To:     Bart Van Assche <Bart.VanAssche@...disk.com>,
        "eugenia@...lanox.com" <eugenia@...lanox.com>,
        "dan.carpenter@...cle.com" <dan.carpenter@...cle.com>,
        "yishaih@...lanox.com" <yishaih@...lanox.com>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
        "kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>
Subject: Re: [patch] net/mlx4: && vs & typo

On Tue, 2017-02-28 at 15:35 +0000, Bart Van Assche wrote:
> On Tue, 2017-02-28 at 15:02 +0300, Dan Carpenter wrote:
> > Bitwise & was obviously intended here.
[]
> > diff --git a/include/linux/mlx4/driver.h b/include/linux/mlx4/driver.h
[]
> > @@ -109,7 +109,7 @@ static inline void 	(u8 *addr, u64 mac)
> >  	int i;
> >  
> >  	for (i = ETH_ALEN; i > 0; i--) {
> > -		addr[i - 1] = mac && 0xFF;
> > +		addr[i - 1] = mac & 0xFF;
> >  		mac >>= 8;
> >  	}
> >  }
> 
> Is this the only place where such a loop occurs?

Seems to be.

> Should a put_unaligned_be48()
> function be introduced?

Why?  This is used exactly once.