netdev - [PATCH 1/1][ATM]: [he] initialize lock and tasklet earlier

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Date:	Mon, 26 Nov 2007 11:33:31 -0500
From:	"chas williams - CONTRACTOR" <chas@....nrl.navy.mil>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net
Subject: [PATCH 1/1][ATM]: [he] initialize lock and tasklet earlier

if you are lucky (unlucky?) enough to have shared interrupts, the
interrupt handler can be called before the tasklet and lock are ready
for use.

commit 44b3e82778b0edf73147529c8b1c115d241a6a4d
Author: chas williams - CONTRACTOR <chas@...rdoffive.cmf.nrl.navy.mil>
Date:   Mon Nov 26 11:30:33 2007 -0500

    [ATM]: [he] initialize lock and tasklet earlier

diff --git a/drivers/atm/he.c b/drivers/atm/he.c
index d33aba6..3b64a99 100644
--- a/drivers/atm/he.c
+++ b/drivers/atm/he.c
@@ -394,6 +394,11 @@ he_init_one(struct pci_dev *pci_dev, const struct pci_device_id *pci_ent)
 	he_dev->atm_dev->dev_data = he_dev;
 	atm_dev->dev_data = he_dev;
 	he_dev->number = atm_dev->number;
+#ifdef USE_TASKLET
+	tasklet_init(&he_dev->tasklet, he_tasklet, (unsigned long) he_dev);
+#endif
+	spin_lock_init(&he_dev->global_lock);
+
 	if (he_start(atm_dev)) {
 		he_stop(he_dev);
 		err = -ENODEV;
@@ -1173,11 +1178,6 @@ he_start(struct atm_dev *dev)
 	if ((err = he_init_irq(he_dev)) != 0)
 		return err;
 
-#ifdef USE_TASKLET
-	tasklet_init(&he_dev->tasklet, he_tasklet, (unsigned long) he_dev);
-#endif
-	spin_lock_init(&he_dev->global_lock);
-
 	/* 4.11 enable pci bus controller state machines */
 	host_cntl |= (OUTFF_ENB | CMDFF_ENB |
 				QUICK_RD_RETRY | QUICK_WR_RETRY | PERR_INT_ENB);
-
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