[U-Boot] [PATCH] mmc: Initialize mmc_devices list statically

[Pantelis Antoniou]

Hi Taras,

What are you doing that makes you call any of the mmc_devices list functions
before calling mmc_initialize()

Which board has this problem; this looks like a board problem to me.

Regards

-- Pantelis
  
On Aug 6, 2013, at 7:41 PM, Taras Kondratiuk wrote:

> Currently mmc_device list is initialized from mmc_initialize() function.
> So crash happens if any function which use mmc_devices list (find_mmc_device,
> print_mmc_devices, etc.) is called before mmc_initialize().
> 
> Fix this by initializing mmc_devices list statically.
> 
> Signed-off-by: Taras Kondratiuk <taras at ti.com>
> ---
> drivers/mmc/mmc.c |    3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
> index 4da8db9..eb35582 100644
> --- a/drivers/mmc/mmc.c
> +++ b/drivers/mmc/mmc.c
> @@ -21,7 +21,7 @@
> #define CONFIG_SYS_MMC_MAX_BLK_COUNT 65535
> #endif
> 
> -static struct list_head mmc_devices;
> +LIST_HEAD(mmc_devices);
> static int cur_dev_num = -1;
> 
> int __weak board_mmc_getwp(struct mmc *mmc)
> @@ -1477,7 +1477,6 @@ static void do_preinit(void)
> 
> int mmc_initialize(bd_t *bis)
> {
> -	INIT_LIST_HEAD (&mmc_devices);
> 	cur_dev_num = 0;
> 
> 	if (board_mmc_init(bis) < 0)
> -- 
> 1.7.9.5
> 
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