RE: [PATCH] Remove an unused variable from the Intel I/OAT DMA engine driver
From: Nelson, Shannon
Date: Mon Sep 17 2007 - 12:13:30 EST
>-----Original Message-----
>From: Jesper Juhl [mailto:jesper.juhl@xxxxxxxxx]
>Sent: Sunday, September 16, 2007 2:32 PM
>To: linux-kernel@xxxxxxxxxxxxxxx
>Cc: Nelson, Shannon; Leech, Christopher; Jesper Juhl
>Subject: [PATCH] Remove an unused variable from the Intel
>I/OAT DMA engine driver
>
>
>The 'u16 chanctrl' variable in
>drivers/dma/ioatdma.c::ioat_dma_free_chan_resources() is completely
>unused and gcc quite rightfully warns about it:
>
> drivers/dma/ioatdma.c:247: warning: unused variable 'chanctrl'
>
>This patch removes the unused variable and silences the warning.
>
>
>Signed-off-by: Jesper Juhl <jesper.juhl@xxxxxxxxx>
>---
>
> ioatdma.c | 1 -
> 1 file changed, 1 deletion(-)
>
>--- linux-2.6/drivers/dma/ioatdma.c~ 2007-09-16
>23:24:20.000000000 +0200
>+++ linux-2.6/drivers/dma/ioatdma.c 2007-09-16
>23:24:20.000000000 +0200
>@@ -244,7 +244,6 @@ static void ioat_dma_free_chan_resources
> struct ioat_dma_chan *ioat_chan = to_ioat_chan(chan);
> struct ioat_device *ioat_device = to_ioat_device(chan->device);
> struct ioat_desc_sw *desc, *_desc;
>- u16 chanctrl;
> int in_use_descs = 0;
>
> ioat_dma_memcpy_cleanup(ioat_chan);
>
Yep, thanks. That's actually used in an internal version of the driver
and got missed in the stipping. I'll be sure it is properly taken care
of in the future.
Signed-off-by: Shannon Nelson <shannon.nelson@xxxxxxxxx>
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/