On Thu, Sep 24, 2009 at 09:44:14AM +0200, Uwe Kleine-König wrote:
> After a failing allocation of mmc or a failed ioremap in mxcmci_probe host was
> used uninitialized.
Acked-by: Sascha Hauer <s.ha...@pengutronix.de>
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koe...@pengutronix.de>
> Cc: Sascha Hauer <s.ha...@pengutronix.de>
> Cc: Pierre Ossman <pie...@ossman.eu>
> Cc: Martin Fuzzey <mfuz...@gmail.com>
> Cc: Pierre Ossman <drz...@drzeus.cx>
> ---
> drivers/mmc/host/mxcmmc.c | 10 +++++-----
> 1 files changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c
> index bc14bb1..bec4605 100644
> --- a/drivers/mmc/host/mxcmmc.c
> +++ b/drivers/mmc/host/mxcmmc.c
> @@ -679,17 +679,17 @@ static int mxcmci_probe(struct platform_device *pdev)
> {
> struct mmc_host *mmc;
> struct mxcmci_host *host = NULL;
> - struct resource *r;
> + struct resource *iores, *r;
> int ret = 0, irq;
>
> printk(KERN_INFO "i.MX SDHC driver\n");
>
> - r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> + iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> irq = platform_get_irq(pdev, 0);
> - if (!r || irq < 0)
> + if (!iores || irq < 0)
> return -EINVAL;
>
> - r = request_mem_region(r->start, resource_size(r), pdev->name);
> + r = request_mem_region(iores->start, resource_size(iores), pdev->name);
> if (!r)
> return -EBUSY;
>
> @@ -809,7 +809,7 @@ out_iounmap:
> out_free:
> mmc_free_host(mmc);
> out_release_mem:
> - release_mem_region(host->res->start, resource_size(host->res));
> + release_mem_region(iores->start, resource_size(iores));
> return ret;
> }
>
> --
> 1.6.4.3
>
--
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