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* [PATCH resend] staging:xgifb:remove unused code
@ 2016-08-23  9:17 Ding Xiang
  2016-08-23  9:29 ` Sudip Mukherjee
  2016-08-23 10:23 ` Greg KH
  0 siblings, 2 replies; 3+ messages in thread
From: Ding Xiang @ 2016-08-23  9:17 UTC (permalink / raw)
  To: arnaud.patard, gregkh; +Cc: devel, linux-kernel

The variable data is assigned but never used in rest code.

Signed-off-by: Ding Xiang <dingxiang@huawei.com>
---
 drivers/staging/xgifb/vb_setmode.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/drivers/staging/xgifb/vb_setmode.c b/drivers/staging/xgifb/vb_setmode.c
index 50c8ea4..71bb9ca 100644
--- a/drivers/staging/xgifb/vb_setmode.c
+++ b/drivers/staging/xgifb/vb_setmode.c
@@ -727,7 +727,6 @@ static void XGI_SetCRT1DE(unsigned short ModeIdIndex,
 		tempax |= 0x40;
 
 	xgifb_reg_and_or(pVBInfo->P3d4, 0x07, ~0x42, tempax);
-	data = xgifb_reg_get(pVBInfo->P3d4, 0x07);
 	tempax = 0;
 
 	if (tempbx & 0x04)
-- 
1.7.1

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH resend] staging:xgifb:remove unused code
  2016-08-23  9:17 [PATCH resend] staging:xgifb:remove unused code Ding Xiang
@ 2016-08-23  9:29 ` Sudip Mukherjee
  2016-08-23 10:23 ` Greg KH
  1 sibling, 0 replies; 3+ messages in thread
From: Sudip Mukherjee @ 2016-08-23  9:29 UTC (permalink / raw)
  To: Ding Xiang; +Cc: arnaud.patard, gregkh, devel, linux-kernel

On Tue, Aug 23, 2016 at 05:17:30PM +0800, Ding Xiang wrote:
> The variable data is assigned but never used in rest code.
> 
> Signed-off-by: Ding Xiang <dingxiang@huawei.com>
> ---

The subject should have been [Patch v2] not resend.

regards
sudip

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH resend] staging:xgifb:remove unused code
  2016-08-23  9:17 [PATCH resend] staging:xgifb:remove unused code Ding Xiang
  2016-08-23  9:29 ` Sudip Mukherjee
@ 2016-08-23 10:23 ` Greg KH
  1 sibling, 0 replies; 3+ messages in thread
From: Greg KH @ 2016-08-23 10:23 UTC (permalink / raw)
  To: Ding Xiang; +Cc: arnaud.patard, devel, linux-kernel

On Tue, Aug 23, 2016 at 05:17:30PM +0800, Ding Xiang wrote:
> The variable data is assigned but never used in rest code.
> 
> Signed-off-by: Ding Xiang <dingxiang@huawei.com>
> ---
>  drivers/staging/xgifb/vb_setmode.c |    1 -
>  1 files changed, 0 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/staging/xgifb/vb_setmode.c b/drivers/staging/xgifb/vb_setmode.c
> index 50c8ea4..71bb9ca 100644
> --- a/drivers/staging/xgifb/vb_setmode.c
> +++ b/drivers/staging/xgifb/vb_setmode.c
> @@ -727,7 +727,6 @@ static void XGI_SetCRT1DE(unsigned short ModeIdIndex,
>  		tempax |= 0x40;
>  
>  	xgifb_reg_and_or(pVBInfo->P3d4, 0x07, ~0x42, tempax);
> -	data = xgifb_reg_get(pVBInfo->P3d4, 0x07);

But this did something with the hardware, are you sure this doesn't
break anything?  Lots of hardware works with the sequence of:
	write something
	read something to make sure the write worked.

Did you test this?

thanks,

greg k-h

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2016-08-23 10:23 UTC | newest]

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2016-08-23  9:29 ` Sudip Mukherjee
2016-08-23 10:23 ` Greg KH

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