[PATCH] Staging: vme: Fix warning in free_irq for ca91cx42

From: Martyn Welch
Date: Wed Oct 27 2010 - 06:39:30 EST


As discovered by Emilio Cota for the tsi148, the cookie passed to request_irq
isn't the same as the one passed to free_irq.

Fix it by passing the same cookie to both functions.

Signed-off-by: Martyn Welch <martyn.welch@xxxxxx>
---

drivers/staging/vme/bridges/vme_ca91cx42.c | 10 ++++++----
1 files changed, 6 insertions(+), 4 deletions(-)


diff --git a/drivers/staging/vme/bridges/vme_ca91cx42.c b/drivers/staging/vme/bridges/vme_ca91cx42.c
index 1f2089f..5f7f458 100644
--- a/drivers/staging/vme/bridges/vme_ca91cx42.c
+++ b/drivers/staging/vme/bridges/vme_ca91cx42.c
@@ -242,9 +242,11 @@ static int ca91cx42_irq_init(struct vme_bridge *ca91cx42_bridge)
return 0;
}

-static void ca91cx42_irq_exit(struct ca91cx42_driver *bridge,
+static void ca91cx42_irq_exit(struct vme_driver *ca91cx42_bridge,
struct pci_dev *pdev)
{
+ struct ca91cx42_driver *bridge = ca91cx42_bridge->driver_priv;
+
/* Disable interrupts from PCI to VME */
iowrite32(0, bridge->base + VINT_EN);

@@ -253,7 +255,7 @@ static void ca91cx42_irq_exit(struct ca91cx42_driver *bridge,
/* Clear Any Pending PCI Interrupts */
iowrite32(0x00FFFFFF, bridge->base + LINT_STAT);

- free_irq(pdev->irq, pdev);
+ free_irq(pdev->irq, ca91cx42_bridge);
}

/*
@@ -1815,7 +1817,7 @@ err_master:
kfree(master_image);
}

- ca91cx42_irq_exit(ca91cx42_device, pdev);
+ ca91cx42_irq_exit(ca91cx42_bridge, pdev);
err_irq:
err_test:
iounmap(ca91cx42_device->base);
@@ -1899,7 +1901,7 @@ void ca91cx42_remove(struct pci_dev *pdev)
kfree(master_image);
}

- ca91cx42_irq_exit(bridge, pdev);
+ ca91cx42_irq_exit(ca91cx42_bridge, pdev);

iounmap(bridge->base);



--
Martyn Welch (Principal Software Engineer) | Registered in England and
GE Intelligent Platforms | Wales (3828642) at 100
T +44(0)127322748 | Barbirolli Square, Manchester,
E martyn.welch@xxxxxx | M2 3AB VAT:GB 927559189
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