Re: kfree(0) - ok? | KernelTrap

Re: kfree(0) - ok?

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From: Pekka Enberg <penberg@...>

To: Christoph Lameter <clameter@...>

Cc: Satyam Sharma <satyam@...>, Andrew Morton <akpm@...>, Arjan van de Ven <arjan@...>, Tim Bird <tim.bird@...>, linux kernel <linux-kernel@...>

Subject: Re: kfree(0) - ok?

Date: Friday, August 17, 2007 - 5:42 pm

On 8/18/07, Christoph Lameter <clameter@sgi.com> wrote:
quoted text> That was merged over my objections. IMHO ksize(NULL) should fail since we
> are determining the size of an unallocated object.

Agreed, especially as we have real zero-sized objects returned from
kmalloc() et al now.
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Messages in current thread:

kfree(0) - ok?, Tim Bird, (Tue Aug 14, 6:59 pm)

Re: kfree(0) - ok?, Satyam Sharma, (Tue Aug 14, 7:13 pm)

Re: kfree(0) - ok?, Arjan van de Ven, (Tue Aug 14, 6:55 pm)

Re: kfree(0) - ok?, Satyam Sharma, (Tue Aug 14, 7:42 pm)

Re: kfree(0) - ok?, Andrew Morton, (Fri Aug 17, 2:22 pm)

Re: kfree(0) - ok?, Satyam Sharma, (Fri Aug 17, 5:13 pm)

Re: kfree(0) - ok?, Christoph Lameter, (Fri Aug 17, 5:14 pm)

Re: kfree(0) - ok?, Satyam Sharma, (Fri Aug 17, 5:46 pm)

Re: kfree(0) - ok?, Pekka Enberg, (Fri Aug 17, 5:42 pm)

Re: kfree(0) - ok?, Thomas Gleixner, (Fri Aug 17, 7:40 pm)

Re: kfree(0) - ok?, Jan Engelhardt, (Sat Aug 18, 4:21 am)

Re: kfree(0) - ok?, Pekka Enberg, (Sat Aug 18, 4:10 am)

Re: kfree(0) - ok?, Christoph Lameter, (Fri Aug 17, 9:03 pm)

Re: kfree(0) - ok?, Satyam Sharma, (Fri Aug 17, 8:02 pm)

Re: kfree(0) - ok?, Christoph Lameter, (Fri Aug 17, 7:22 pm)

Re: kfree(0) - ok?, Christoph Lameter, (Fri Aug 17, 4:43 pm)

Re: kfree(0) - ok?, Satyam Sharma, (Fri Aug 17, 5:17 pm)

Re: kfree(0) - ok?, Satyam Sharma, (Fri Aug 17, 5:32 pm)

Re: kfree(0) - ok?, Jan Engelhardt, (Fri Aug 17, 2:37 pm)

Re: kfree(0) - ok?, Arjan van de Ven, (Fri Aug 17, 2:31 pm)

Re: kfree(0) - ok?, Satyam Sharma, (Fri Aug 17, 2:50 pm)

Re: kfree(0) - ok?, Christoph Lameter, (Tue Aug 14, 8:19 pm)

Re: kfree(0) - ok?, Jason Uhlenkott, (Tue Aug 14, 7:21 pm)

Re: kfree(0) - ok?, Jan Engelhardt, (Wed Aug 15, 3:28 am)

Re: kfree(0) - ok?, Giacomo A. Catenazzi, (Wed Aug 15, 5:32 am)

Re: kfree(0) - ok?, Andreas Schwab, (Wed Aug 15, 5:18 am)

Re: kfree(0) - ok?, Jason Uhlenkott, (Wed Aug 15, 4:52 am)

Re: kfree(0) - ok?, Rene Herman, (Wed Aug 15, 4:37 am)

Re: kfree(0) - ok?, Jan Engelhardt, (Wed Aug 15, 5:20 am)

Re: kfree(0) - ok?, Rene Herman, (Wed Aug 15, 5:58 am)

Re: kfree(0) - ok?, Jan Engelhardt, (Wed Aug 15, 6:20 am)

Re: kfree(0) - ok?, H. Peter Anvin, (Wed Aug 15, 12:01 pm)

Re: kfree(0) - ok?, Kyle Moffett, (Wed Aug 15, 9:58 am)

Re: kfree(0) - ok?, Jan Engelhardt, (Wed Aug 15, 10:06 am)

Re: kfree(0) - ok?, Kyle Moffett, (Wed Aug 15, 10:34 am)

Re: kfree(0) - ok?, Rene Herman, (Wed Aug 15, 6:27 am)

Re: kfree(0) - ok?, Jason Uhlenkott, (Wed Aug 15, 5:43 am)

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