On Fri, Apr 26, 2013 at 08:41:10PM +0400, Alexander Shiyan wrote:
>
> Signed-off-by: Alexander Shiyan <shc_work@xxxxxxx>
> ---
> drivers/mci/imx-esdhc.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/mci/imx-esdhc.c b/drivers/mci/imx-esdhc.c
> index 8c2695c..8194b4d 100644
> --- a/drivers/mci/imx-esdhc.c
> +++ b/drivers/mci/imx-esdhc.c
> @@ -450,10 +450,15 @@ static int esdhc_card_present(struct mci_host *mci)
> static int esdhc_init(struct mci_host *mci, struct device_d *dev)
> {
> struct fsl_esdhc_host *host = to_fsl_esdhc(mci);
> - struct fsl_esdhc __iomem *regs = host->regs;
> + struct fsl_esdhc __iomem *regs;
> int timeout = 1000;
> int ret = 0;
>
> + if (!host)
> + return -EIO;
How should that happen? The mci core should not call this callback with
a NULL pointer, and if it does, there is a bug in the mci core.
Sascha
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