From: Dan Carpenter <dan.carpenter@oracle.com>
To: Joe Perches <joe@perches.com>
Cc: QCA ath9k Development <ath9k-devel@qca.qualcomm.com>,
"John W. Linville" <linville@tuxdriver.com>,
linux-wireless@vger.kernel.org, ath9k-devel@venema.h4ckr.net,
kernel-janitors@vger.kernel.org
Subject: Re: [patch] ath9k: fix some debugfs output
Date: Wed, 29 Oct 2014 19:10:21 +0300 [thread overview]
Message-ID: <20141029161021.GH6890@mwanda> (raw)
In-Reply-To: <1414598919.11707.3.camel@perches.com>
On Wed, Oct 29, 2014 at 09:08:39AM -0700, Joe Perches wrote:
> On Wed, 2014-10-29 at 18:48 +0300, Dan Carpenter wrote:
> > The right shift operation has higher precedence than the mask so we
> > left shift by "(i * 3)" and then immediately right shift by "(i * 3)"
> > then we mask. It should be left shift, mask, and then right shift.
> >
> Hey Dan.
>
> My grep pattern doesn't like operations on the thing masked.
>
> Did you find this by some tool or visual inspection via grep?
>
I wrote a Smatch check inspired by the i40e bug you found earlier.
regards,
dan carpenter
next prev parent reply other threads:[~2014-10-29 16:11 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-29 15:48 [patch] ath9k: fix some debugfs output Dan Carpenter
2014-10-29 16:08 ` Joe Perches
2014-10-29 16:10 ` Dan Carpenter [this message]
2014-10-29 16:13 ` Joe Perches
2014-10-29 18:53 ` Dan Carpenter
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