[PATCH] arm: Remove read of issue in sa1111.c in sa1111_resume
nick
yocto6 at gmail.com
Sun Sep 28 13:45:37 PDT 2014
On 14-09-28 12:23 PM, Sudip Mukherjee wrote:
> On Sat, Sep 27, 2014 at 10:50:52PM -0400, Nicholas Krause wrote:
>> This removes the FIXME message and issue with reading in this driver before resuming
>> in the function, sa1111_resume.
>>
>> Signed-off-by: Nicholas Krause <yocto6 at gmail.com>
>> ---
>> arch/arm/common/sa1111.c | 2 --
>> 1 file changed, 2 deletions(-)
>>
>> diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
>> index e57d7e5..0c4b9a9 100644
>> --- a/arch/arm/common/sa1111.c
>> +++ b/arch/arm/common/sa1111.c
>> @@ -950,9 +950,7 @@ static int sa1111_resume(struct platform_device *dev)
>>
>> /*
>> * Ensure that the SA1111 is still here.
>> - * FIXME: shouldn't do this here.
>> */
>> - id = sa1111_readl(sachip->base + SA1111_SKID);
>
> do you understand the effect of removing this???
> what is the value of id in the next part of the code?
>
> thanks
> sudip
>> if ((id & SKID_ID_MASK) != SKID_SA1111_ID) {
>> __sa1111_remove(sachip);
>> platform_set_drvdata(dev, NULL);
>> --
>> 1.9.1
>>
>> --
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We will set the driver data to NULL and therefore may cause a bug due to NULL data.
Nick
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