| From | Greg Kroah-Hartman <> | Subject | [PATCH 11/44] uio: clean uioinfo when uninstall uio driver | Date | Thu, 19 May 2011 17:10:29 -0700 |
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From: Jie Zhou <b30303@freescale.com>
The uioinfo should be cleaned up when uninstall, otherwise re-install failure of uio_pdrv_genirq.ko will happen.
Signed-off-by: Jie Zhou <b30303@freescale.com> Signed-off-by: Aisheng Dong <b29396@freescale.com> Signed-off-by: Hans J. Koch <hjk@hansjkoch.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> --- drivers/uio/uio_pdrv_genirq.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/uio/uio_pdrv_genirq.c b/drivers/uio/uio_pdrv_genirq.c index 7174d51..0f424af 100644 --- a/drivers/uio/uio_pdrv_genirq.c +++ b/drivers/uio/uio_pdrv_genirq.c @@ -189,6 +189,10 @@ static int uio_pdrv_genirq_remove(struct platform_device *pdev) uio_unregister_device(priv->uioinfo); pm_runtime_disable(&pdev->dev); + + priv->uioinfo->handler = NULL; + priv->uioinfo->irqcontrol = NULL; + kfree(priv); return 0; } -- 1.7.4.2
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