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From: "Hua Zhong" <hzhong@gmail.com>
To: "'Amit Choudhary'" <amit2030@yahoo.com>,
	"'Christoph Hellwig'" <hch@infradead.org>
Cc: "'Linux Kernel'" <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH] include/linux/slab.h: new KFREE() macro.
Date: Sun, 7 Jan 2007 23:49:07 -0800	[thread overview]
Message-ID: <000501c732f9$7e3386a0$0200a8c0@nuitysystems.com> (raw)
In-Reply-To: <108973.65122.qm@web55613.mail.re4.yahoo.com>

> Any strong reason why not? x has some value that does not 
> make sense and can create only problems.

By the same logic, you should memset the buffer to zero before freeing it too.

> And as I explained, it can result in longer code too. So, why 
> keep this value around. Why not re-initialize it to NULL.

Because initialization increases code size.

It's a silly patch.

> If x should not be re-initialized to NULL, then by the same 
> logic, we should not even initialize local variables. And all 
> of us know that local variables should be initialized.
> 
> I would like to know a good reason as to why x should not be 
> set to NULL.



  parent reply	other threads:[~2007-01-08  7:49 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-01-07  8:46 [PATCH] include/linux/slab.h: new KFREE() macro Amit Choudhary
2007-01-07 10:24 ` Christoph Hellwig
2007-01-07 22:43   ` Amit Choudhary
2007-01-07 23:22     ` Vadim Lobanov
2007-01-08  0:02       ` Amit Choudhary
2007-01-08  2:35         ` Vadim Lobanov
2007-01-08  4:09           ` Amit Choudhary
2007-01-08  7:04             ` Vadim Lobanov
2007-01-08  7:29               ` Amit Choudhary
2007-01-08  8:15                 ` Vadim Lobanov
2007-01-08  8:47                   ` Amit Choudhary
2007-01-08  9:09                     ` Al Viro
2007-01-08  7:49     ` Hua Zhong [this message]
2007-01-08  8:00       ` Pekka Enberg
2007-01-08  8:31         ` Amit Choudhary
2007-01-08  8:37           ` Al Viro
2007-01-08  8:39           ` Sumit Narayan
2007-01-08  8:44             ` Robert P. J. Day
2007-01-08  8:56             ` Amit Choudhary
2007-01-08  8:45           ` Pekka Enberg
2007-01-08  9:06             ` Amit Choudhary
2007-01-08  9:26               ` Pekka Enberg
2007-01-08 22:43               ` Valdis.Kletnieks
2007-01-09 19:02                 ` Amit Choudhary
2007-01-09 19:19                   ` Randy Dunlap
2007-01-10  4:57                     ` Amit Choudhary
2007-01-09 22:57                   ` Valdis.Kletnieks
2007-01-10  0:00                     ` Amit Choudhary
2007-01-10  2:43                       ` Valdis.Kletnieks
2007-01-08 11:10           ` Jesper Juhl
2007-01-08  8:05       ` Amit Choudhary
2007-01-08  8:12         ` Al Viro
2007-01-08  8:57         ` Hua Zhong
  -- strict thread matches above, loose matches on Subject: below --
2007-07-23 17:55 Amit Choudhary
     [not found] <7ADs5-25a-11@gated-at.bofh.it>
     [not found] ` <7AP02-3l3-13@gated-at.bofh.it>
2007-01-08 18:29   ` Bodo Eggert
2007-01-01  0:17 Amit Choudhary
2007-01-01  3:01 ` Segher Boessenkool
2007-01-01 21:23 ` Pekka Enberg
2007-01-02  9:21   ` Christoph Hellwig

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