netdev - Re: qla3xxx: Odd likely incorrect use of test

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Message-ID: <1431533294.2912.8.camel@perches.com>
Date:	Wed, 13 May 2015 09:08:14 -0700
From:	Joe Perches <joe@...ches.com>
To:	Dan Carpenter <dan.carpenter@...cle.com>
Cc:	Ron Mercer <ron.mercer@...gic.com>, linux-driver@...gic.com,
	netdev <netdev@...r.kernel.org>
Subject: Re: qla3xxx: Odd likely incorrect use of test_bit in qla3xxx.c

On Wed, 2015-05-13 at 16:19 +0300, Dan Carpenter wrote:
> I wrote a Smatch check to find similar bugs.

Nice.

It didn't look like something coccinelle could do and
I didn't know smatch syntax well enough (OK, I don't
know smatch syntax at all), to write something to find
these defects but I thought, if anyone, you could.

Thanks Dan for doing it.

> ath9k had memory corruption because they do:
> 	set_bit(BIT(6), &some_unsigned_long);
> Anyway, I'll send patches for the bugs I found and push the Smatch
> check.


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