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Date: Wed, 6 Apr 2011 14:42:40 +0800 From: Aisheng Dong <b29396@...escale.com> To: <hjk@...sjkoch.de>, <greg@...ah.com> CC: <linux-kernel@...r.kernel.org> Subject: [PATCH V2 1/1] uio: clean uioinfo when uninstall uio driver From: Jie Zhou <b30303@...escale.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@...escale.com> Signed-off-by: Aisheng Dong <b29396@...escale.com> --- Changes for v2: Address the comments from Hans: - The uioinfo->irq_flags and uioinfo->priv do not have to be cleaned --- 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; } -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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