Re: [PATCH] Staging: bcm: CmHost: moved and removed declarations in switch/case.

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On Sun, Mar 16, 2014 at 01:09:49AM -0400, Gary Rookard wrote:
> I moved the declarations UINT uiSearchRuleIndex = 0; and ULONG ulSFID; 
> from out of a switch/case statement. And also, removed useless duplicate
> UINT uiSearchRuleIndex = 0; and a variant UINT uiSearchRuleIndex;. 

Hi,

This looks like code churn - does it fix anything?

It's also on the rx path for the device, I'm not familiar with the device
details but it could be called with high frequency - so only initialising these
variables on the paths where they are used would be a good thing.

Cheers,

Mark

> 
> Signed-off-by: Gary Alan Rookard <garyrookard@xxxxxxxxx>
> 
> ---
> On branch staging-next
>  drivers/staging/bcm/CmHost.c | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/staging/bcm/CmHost.c b/drivers/staging/bcm/CmHost.c
> index cc91b5e..2d1f94d 100644
> --- a/drivers/staging/bcm/CmHost.c
> +++ b/drivers/staging/bcm/CmHost.c
> @@ -1637,7 +1637,8 @@ bool CmControlResponseMessage(struct bcm_mini_adapter *Adapter,  /* <Pointer to
>  	struct bcm_add_indication_alt *pstAddIndication = NULL;
>  	struct bcm_change_indication *pstChangeIndication = NULL;
>  	struct bcm_leader *pLeader = NULL;
> -
> +	UINT uiSearchRuleIndex = 0;
> +	ULONG ulSFID;
>  	/*
>  	 * Otherwise the message contains a target address from where we need to
>  	 * read out the rest of the service flow param structure
> @@ -1685,7 +1686,6 @@ bool CmControlResponseMessage(struct bcm_mini_adapter *Adapter,  /* <Pointer to
>  	} /* no break here..we should go down. */
>  	case DSA_ACK:
>  	{
> -		UINT uiSearchRuleIndex = 0;
>  
>  		BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, CONN_MSG, DBG_LVL_ALL, "VCID:0x%X",
>  				ntohs(pstAddIndication->u16VCID));
> @@ -1794,7 +1794,6 @@ bool CmControlResponseMessage(struct bcm_mini_adapter *Adapter,  /* <Pointer to
>  	}
>  	case DSC_ACK:
>  	{
> -		UINT uiSearchRuleIndex = 0;
>  
>  		pstChangeIndication = (struct bcm_change_indication *)pstAddIndication;
>  		uiSearchRuleIndex = SearchSfid(Adapter, ntohl(pstChangeIndication->sfActiveSet.u32SFID));
> @@ -1853,8 +1852,6 @@ bool CmControlResponseMessage(struct bcm_mini_adapter *Adapter,  /* <Pointer to
>  	break;
>  	case DSD_REQ:
>  	{
> -		UINT uiSearchRuleIndex;
> -		ULONG ulSFID;
>  
>  		pLeader->PLength = sizeof(struct bcm_del_indication);
>  		*((struct bcm_del_indication *)&(Adapter->caDsxReqResp[LEADER_SIZE])) = *((struct bcm_del_indication *)pstAddIndication);
> -- 
> 1.9.0
> 
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