netdev - [PATCH net-2.6 2/7] jme: Fix unmatched tasklet

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Message-Id: <20090702183223.D527B5D2D7@cooldavid.org>
Date:	Mon, 29 Jun 2009 04:37:30 +0800
From:	Guo-Fu Tseng <cooldavid@...ldavid.org>
To:	"David Miller" <davem@...emloft.net>
Cc:	"netdev" <netdev@...r.kernel.org>,
	"Ethan Hsiao" <ethanhsiao@...cron.com>
Subject: [PATCH net-2.6 2/7] jme: Fix unmatched tasklet_{enable|disable} pair

Fix faulty tasklet function usage.
It's kind of silly and critical bug, hopefully it can be applied to
2.6.31.

Signed-off-by: Guo-Fu Tseng <cooldavid@...ldavid.org>
---
 drivers/net/jme.c |   10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/net/jme.c b/drivers/net/jme.c
index abf82cd..8de3940 100644
--- a/drivers/net/jme.c
+++ b/drivers/net/jme.c
@@ -1566,6 +1566,7 @@ jme_open(struct net_device *netdev)
 	jme_clear_pm(jme);
 	JME_NAPI_ENABLE(jme);
 
+	tasklet_enable(&jme->linkch_task);
 	tasklet_enable(&jme->txclean_task);
 	tasklet_hi_enable(&jme->rxclean_task);
 	tasklet_hi_enable(&jme->rxempty_task);
@@ -1647,10 +1648,10 @@ jme_close(struct net_device *netdev)
 
 	JME_NAPI_DISABLE(jme);
 
-	tasklet_kill(&jme->linkch_task);
-	tasklet_kill(&jme->txclean_task);
-	tasklet_kill(&jme->rxclean_task);
-	tasklet_kill(&jme->rxempty_task);
+	tasklet_disable(&jme->linkch_task);
+	tasklet_disable(&jme->txclean_task);
+	tasklet_disable(&jme->rxclean_task);
+	tasklet_disable(&jme->rxempty_task);
 
 	jme_reset_ghc_speed(jme);
 	jme_disable_rx_engine(jme);
@@ -2768,6 +2769,7 @@ jme_init_one(struct pci_dev *pdev,
 	tasklet_init(&jme->rxempty_task,
 		     &jme_rx_empty_tasklet,
 		     (unsigned long) jme);
+	tasklet_disable_nosync(&jme->linkch_task);
 	tasklet_disable_nosync(&jme->txclean_task);
 	tasklet_disable_nosync(&jme->rxclean_task);
 	tasklet_disable_nosync(&jme->rxempty_task);
-- 
1.6.0.6

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