2014-08-05 17:53 GMT+02:00 Takashi Iwai <ti...@suse.de>:
> At Tue, 5 Aug 2014 17:43:17 +0200,
> Jean-Michel Hautbois wrote:
>>
>> 2014-08-01 22:01 GMT+02:00  <b_b_si...@dell.com>:
>> > Hi Takashi,
>> >
>> > Sorry for the late response,  I tried with latest stable kernel 3.15.8.  
>> > surprisingly the BIOS update works even without applying the patch in both 
>> > the cases.
>>
>> Hi,I'm sorry for my late answer too, but I didn't try this patch recently...
>>
>> I have a Lattice FPGA on my board, and it seems that your patch breaks
>> the firmware loading.
>> I have the following config :
>> CONFIG_FW_LOADER=y
>> CONFIG_FW_LOADER_USER_HELPER=n
>> FW_LOADER_USER_HELPER_FALLBACK=n
>> LATTICE_ECP3_CONFIG=y
>
> It worked before applying my patch properly...?
>
> The kernel Oops itself is a bug in lattice-ecp3-config driver.
> It blindly assumes that the returned firmware is non-NULL.
> firmware_load() must have a NULL check of fw at the beginning.
>
>
> thanks,
>
> Takashi

Yes, it worked, if the firmware was in the /lib/firmware directory.
You are right, it lacks a NULL check, I will fix that.

Thanks,
JM
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