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* [PATCH 3/14] drivers/vhost/vhost.c: delete double assignment
       [not found] <1288088743-3725-1-git-send-email-julia@diku.dk>
@ 2010-10-26 10:25 ` Julia Lawall
  2010-10-26 11:06   ` Michael S. Tsirkin
  0 siblings, 1 reply; 2+ messages in thread
From: Julia Lawall @ 2010-10-26 10:25 UTC (permalink / raw)
  To: Michael S. Tsirkin
  Cc: virtualization, kernel-janitors, linux-kernel, kvm, netdev

From: Julia Lawall <julia@diku.dk>

Delete successive assignments to the same location.

A simplified version of the semantic match that finds this problem is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@
expression i;
@@

*i = ...;
 i = ...;
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>

---
 drivers/vhost/vhost.c |    1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 94701ff..ed27727 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -157,7 +157,6 @@ static void vhost_vq_reset(struct vhost_dev *dev,
 	vq->avail_idx = 0;
 	vq->last_used_idx = 0;
 	vq->used_flags = 0;
-	vq->used_flags = 0;
 	vq->log_used = false;
 	vq->log_addr = -1ull;
 	vq->vhost_hlen = 0;

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH 3/14] drivers/vhost/vhost.c: delete double assignment
  2010-10-26 10:25 ` [PATCH 3/14] drivers/vhost/vhost.c: delete double assignment Julia Lawall
@ 2010-10-26 11:06   ` Michael S. Tsirkin
  0 siblings, 0 replies; 2+ messages in thread
From: Michael S. Tsirkin @ 2010-10-26 11:06 UTC (permalink / raw)
  To: Julia Lawall; +Cc: virtualization, kernel-janitors, linux-kernel, kvm, netdev

On Tue, Oct 26, 2010 at 12:25:32PM +0200, Julia Lawall wrote:
> From: Julia Lawall <julia@diku.dk>
> 
> Delete successive assignments to the same location.
> 
> A simplified version of the semantic match that finds this problem is as
> follows: (http://coccinelle.lip6.fr/)
> 
> // <smpl>
> @@
> expression i;
> @@
> 
> *i = ...;
>  i = ...;
> // </smpl>
> 
> Signed-off-by: Julia Lawall <julia@diku.dk>

Thanks, applied.

> ---
>  drivers/vhost/vhost.c |    1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
> index 94701ff..ed27727 100644
> --- a/drivers/vhost/vhost.c
> +++ b/drivers/vhost/vhost.c
> @@ -157,7 +157,6 @@ static void vhost_vq_reset(struct vhost_dev *dev,
>  	vq->avail_idx = 0;
>  	vq->last_used_idx = 0;
>  	vq->used_flags = 0;
> -	vq->used_flags = 0;
>  	vq->log_used = false;
>  	vq->log_addr = -1ull;
>  	vq->vhost_hlen = 0;

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2010-10-26 11:06 UTC | newest]

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2010-10-26 10:25 ` [PATCH 3/14] drivers/vhost/vhost.c: delete double assignment Julia Lawall
2010-10-26 11:06   ` Michael S. Tsirkin

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