[PATCH v2] soc: ti: knav: Add a NULL pointer check for kdev in knav_pool_create

[santosh.shilimkar at oracle.com]

Hi Arnd,

On 7/30/17 9:31 PM, Keerthy wrote:
> knav_pool_create is an exported function. In the event of a call
> before knav_queue_probe, we encounter a NULL pointer dereference
> in the following line. Hence return -EPROBE_DEFER to the caller till
> the kdev pointer is non-NULL.
> 
> Signed-off-by: Keerthy <j-keerthy at ti.com>
> ---
> 
> Changes in v2:
> 
>    * Fixed returning an int to returning pointer.
FWIW, Acked-by: Santosh Shilimkar <santosh.shilimkar at oracle.com>

Can you please also apply this fix in your fixes branch ?