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
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