Wed, 19 Mar 2014 18:24:37 -0400 от Sasha Levin <sasha.levin@oracle.com>:
> Passing a name to request_mem_region() isn't optional and can't just
> be NULL. Passing NULL causes a NULL ptr deref later in the boot
> process.
> 
> Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
> ---
>  drivers/mtd/nand/diskonchip.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/mtd/nand/diskonchip.c b/drivers/mtd/nand/diskonchip.c
> index b9b4db6..f68a7bc 100644
> --- a/drivers/mtd/nand/diskonchip.c
> +++ b/drivers/mtd/nand/diskonchip.c
> @@ -1439,7 +1439,7 @@ static int __init doc_probe(unsigned long physadr)
>  	int reg, len, numchips;
>  	int ret = 0;
>  
> -	if (!request_mem_region(physadr, DOC_IOREMAP_LEN, NULL))
> +	if (!request_mem_region(physadr, DOC_IOREMAP_LEN, "DiskOnChip"))
>  		return -EBUSY;
>  	virtadr = ioremap(physadr, DOC_IOREMAP_LEN);
>  	if (!virtadr) {
> -- 

Tested-by: Alexander Shiyan <shc_work@mail.ru>

---

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