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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Guenter Roeck <linux@roeck-us.net>
Cc: Yury Norov <yury.norov@gmail.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Arnd Bergmann <arnd@arndb.de>, Kees Cook <keescook@chromium.org>,
	Matthew Wilcox <willy@infradead.org>,
	Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>,
	Mike Travis <travis@sgi.com>, Yury Norov <ynorov@marvell.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/5] lib/test_bitmap: add testcases for bitmap_parselist
Date: Fri, 12 Apr 2019 11:40:29 +0300	[thread overview]
Message-ID: <20190412084029.GI9224@smile.fi.intel.com> (raw)
In-Reply-To: <20190411183946.GA13348@roeck-us.net>

On Thu, Apr 11, 2019 at 11:39:46AM -0700, Guenter Roeck wrote:
> On Fri, Apr 05, 2019 at 08:32:10PM +0300, Yury Norov wrote:
> > Add tests for non-number character, empty regions, integer overflow.

> >  	{0, "1-31:4/4",			&exp[9 * step], 32, 0},
> >  	{0, "0-31:1/4,32-63:2/4",	&exp[10 * step], 64, 0},
> >  	{0, "0-31:3/4,32-63:4/4",	&exp[11 * step], 64, 0},
> > +	{0, "  ,,  0-31:3/4  ,, 32-63:4/4  ,,  ",	&exp[11 * step], 64, 0},
> >  
> >  	{0, "0-31:1/4,32-63:2/4,64-95:3/4,96-127:4/4",	exp2, 128, 0},
> >  
> >  	{0, "0-2047:128/256", NULL, 2048, PARSE_TIME},
> >  
> > +	{0, "",				&exp[12], 8, 0},
> > +	{0, "\n",			&exp[12], 8, 0},
> > +	{0, ",,  ,,  , ,  ,",		&exp[12], 8, 0},
> > +	{0, " ,  ,,  , ,   ",		&exp[12], 8, 0},
> > +	{0, " ,  ,,  , ,   \n",		&exp[12], 8, 0},
> > +
> 
> This results in error messages such as
> 
> test_bitmap: parselist: 17: input is ,, ,,  , ,  ,, result is 0x0, expected 0x11111111
> test_bitmap: parselist: 18: input is  ,  ,,  , ,   , result is 0x0, expected 0x11111111
> 
> on 32-bit systems. The above should be "&exp[12 * step]".

Nice catch!

-- 
With Best Regards,
Andy Shevchenko



  reply	other threads:[~2019-04-12  8:40 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-05 17:32 [PATCH v4 0/5] lib: rework bitmap_parselist and tests Yury Norov
2019-04-05 17:32 ` [PATCH 1/5] lib: make bitmap_parselist_user() a wrapper on bitmap_parselist() Yury Norov
2019-04-08  9:30   ` Andy Shevchenko
2019-04-05 17:32 ` [PATCH 2/5] lib: rework bitmap_parselist Yury Norov
2019-04-08  9:55   ` Andy Shevchenko
2019-04-05 17:32 ` [PATCH 3/5] lib/test_bitmap: switch test_bitmap_parselist to ktime_get() Yury Norov
2019-04-05 17:32 ` [PATCH 4/5] lib/test_bitmap: add testcases for bitmap_parselist Yury Norov
2019-04-11 18:39   ` Guenter Roeck
2019-04-12  8:40     ` Andy Shevchenko [this message]
2019-04-05 17:32 ` [PATCH 5/5] lib/test_bitmap: add tests for bitmap_parselist_user Yury Norov
2019-04-16  6:37 [PATCH v5 0/5] lib: rework bitmap_parselist and tests Yury Norov
2019-04-16  6:38 ` [PATCH 4/5] lib/test_bitmap: add testcases for bitmap_parselist Yury Norov

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