From fefd0f80de435ab50c516ea1231b45c794dc8a44 Mon Sep 17 00:00:00 2001 From: Jie Zhou Date: Wed, 4 Aug 2010 11:26:39 +0800 Subject: [PATCH] ENGR00125800 UIO: clean uioinfo when uninstall uio driver The uioinfo should be cleaned up when uninstall, otherwise re-install failure of uio_pdrv_genirq.ko will happen. Signed-off-by: Jie Zhou --- drivers/uio/uio_pdrv_genirq.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/uio/uio_pdrv_genirq.c b/drivers/uio/uio_pdrv_genirq.c index 3f06818cf9f..31fcd3270b2 100644 --- a/drivers/uio/uio_pdrv_genirq.c +++ b/drivers/uio/uio_pdrv_genirq.c @@ -157,6 +157,12 @@ static int uio_pdrv_genirq_remove(struct platform_device *pdev) struct uio_pdrv_genirq_platdata *priv = platform_get_drvdata(pdev); uio_unregister_device(priv->uioinfo); + + priv->uioinfo->irq_flags = 0; + priv->uioinfo->handler = NULL; + priv->uioinfo->irqcontrol = NULL; + priv->uioinfo->priv = NULL; + kfree(priv); return 0; }