linux-kernel - [PATCH 7/7] drivers/net/atl1/atl1

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Message-ID: <Pine.LNX.4.64.0803151704400.24178@ask.diku.dk>
Date:	Sat, 15 Mar 2008 17:05:02 +0100 (CET)
From:	Julia Lawall <julia@...u.dk>
To:	jcliburn@...il.com, csnook@...hat.com,
	atl1-devel@...ts.sourceforge.net, jgarzik@...ox.com,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [PATCH 7/7] drivers/net/atl1/atl1_main.c: remove unused variable

From: Julia Lawall <julia@...u.dk>

The variable update_rx is initialized but never used otherwise.

The semantic patch that makes this change is as follows:
(http://www.emn.fr/x-info/coccinelle/)

// <smpl>
@@
type T;
identifier i;
constant C;
@@

(
extern T i;
|
- T i;
  <+... when != i
- i = C;
  ...+>
)
// </smpl>

Signed-off-by: Julia Lawall <julia@...u.dk>
---
 drivers/net/atl1/atl1_main.c |    3 ---
 1 file changed, 3 deletions(-)

diff -u -p a/drivers/net/atl1/atl1_main.c b/drivers/net/atl1/atl1_main.c
--- a/drivers/net/atl1/atl1_main.c	2008-03-12 14:13:13.000000000 +0100
+++ b/drivers/net/atl1/atl1_main.c	2008-03-15 16:18:08.000000000 +0100
@@ -1765,15 +1765,12 @@ static irqreturn_t atl1_intr(int irq, vo
 {
 	struct atl1_adapter *adapter = netdev_priv(data);
 	u32 status;
-	u8 update_rx;
 	int max_ints = 10;
 
 	status = adapter->cmb.cmb->int_stats;
 	if (!status)
 		return IRQ_NONE;
 
-	update_rx = 0;
-
 	do {
 		/* clear CMB interrupt status at once */
 		adapter->cmb.cmb->int_stats = 0;
--
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