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From: Pavel Machek <pavel@ucw.cz>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: mochel@digitalimplant.org, linux-kernel@vger.kernel.org, akpm@zip.com.au
Subject: Re: Fix memory leak in swsusp
Date: Fri, 11 Jun 2004 11:48:44 +0200	[thread overview]
Message-ID: <20040611094844.GC13834@elf.ucw.cz> (raw)
In-Reply-To: <20040610233707.GA4741@gondor.apana.org.au>

Hi!

> > > > @@ -803,32 +804,31 @@
> > > >  		return 0;
> > > >  	}
> > > >  
> > > > +	err = -ENOMEM;
> > > >  	while ((m = (void *) __get_free_pages(GFP_ATOMIC, pagedir_order))) {
> > > >  		memset(m, 0, PAGE_SIZE);
> > > 
> > > BTW, what does this memset do?
> > 
> > Here's incremental fix, it compiles but not tested.
> 
> Thanks, but my question remains: why do we need the memset?  The
> area allocated is either thrown away because it collides or is
> overwritten with the pagedir stuff straight away.

You are right, it should not be needed.
								Pavel
-- 
People were complaining that M$ turns users into beta-testers...
...jr ghea gurz vagb qrirybcref, naq gurl frrz gb yvxr vg gung jnl!

  reply	other threads:[~2004-06-11  9:49 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-06-09 13:04 Fix memory leak in swsusp Pavel Machek
2004-06-10 10:50 ` Herbert Xu
2004-06-10 10:56   ` Herbert Xu
2004-06-10 20:08     ` Pavel Machek
2004-06-10 21:24     ` Pavel Machek
2004-06-10 23:37       ` Herbert Xu
2004-06-11  9:48         ` Pavel Machek [this message]
2004-06-11 10:16           ` Herbert Xu
2004-06-11 10:23             ` Pavel Machek
2004-06-11 11:03               ` Herbert Xu
2004-06-12  3:17                 ` Nigel Cunningham
2004-06-12  4:00                   ` Andrew Morton
2004-06-12 11:10                     ` Dave Jones
2004-06-13 15:59                       ` Pavel Machek
2004-06-12 22:07                     ` Nigel Cunningham
2004-06-12 23:32                       ` Jeff Sipek
2004-06-13 15:57                         ` Pavel Machek
2004-06-13  8:15                       ` Herbert Xu
2004-06-12  6:45                   ` Herbert Xu
  -- strict thread matches above, loose matches on Subject: below --
2004-06-12 10:45 pavel
2004-06-12 22:09 ` Nigel Cunningham

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