linux-kernel - Re: [PATCH 2/2] staging/et131x: remove memset for the TCB

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Message-ID: <CAHdPZaPhi+53qCHkJXPOP7XQcd1DKnXr=gpcdhsH3YbUq2=h9A@mail.gmail.com>
Date:	Thu, 12 Jul 2012 14:52:37 +0545
From:	"devendra.aaru" <devendra.aaru@...il.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	Mark Einon <mark.einon@...il.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Francois Romieu <romieu@...zoreil.com>,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] staging/et131x: remove memset for the TCB

On Thu, Jul 12, 2012 at 2:34 PM, Alan Cox <alan@...rguk.ukuu.org.uk> wrote:
> On Thu, 12 Jul 2012 11:54:28 +0545
> Devendra Naga <devendra.aaru@...il.com> wrote:
>
>> TCB has kcalloc' ed so no need to call memset again on it.
>>
>> Signed-off-by: Devendra Naga <devendra.aaru@...il.com>
>> ---
>>  drivers/staging/et131x/et131x.c |    2 --
>>  1 file changed, 2 deletions(-)
>>
>> diff --git a/drivers/staging/et131x/et131x.c b/drivers/staging/et131x/et131x.c
>> index 227fca9..5010894 100644
>> --- a/drivers/staging/et131x/et131x.c
>> +++ b/drivers/staging/et131x/et131x.c
>> @@ -2131,8 +2131,6 @@ static void et131x_init_send(struct et131x_adapter *adapter)
>>
>>       tx_ring->tcb_qhead = tcb;
>>
>> -     memset(tcb, 0, sizeof(struct tcb) * NUM_TCB);
>
> Its such a rarely used path with several entry points that it's probably
> safer kept as is.
>
Hi Alan Sir,

 Glad to see your reply, I really didn't saw the whole code paths, was
seeing the ring allocations, sorry for the noise.
> Alan

Thanks,
Devendra.
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