Re: [PATCH] atm: fore200e.c: Cleaning up uninitialized variables

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From: Olof Johansson <olof@xxxxxxxxx>
Date: Sun, 1 Jun 2014 17:10:39 -0700

> On Sat, May 31, 2014 at 4:08 PM, Rickard Strandqvist
> <rickard_strandqvist@xxxxxxxxxxxxxxxxxx> wrote:
>> There is a risk that the variable will be used without being initialized.
>>
>> This was largely found by using a static code analysis program called cppcheck.
>>
>> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@xxxxxxxxxxxxxxxxxx>
>> ---
>>  drivers/atm/fore200e.c |    2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/atm/fore200e.c b/drivers/atm/fore200e.c
>> index 204814e..d4725fc 100644
>> --- a/drivers/atm/fore200e.c
>> +++ b/drivers/atm/fore200e.c
>> @@ -2780,7 +2780,7 @@ static struct pci_driver fore200e_pca_driver = {
>>
>>  static int __init fore200e_module_init(void)
>>  {
>> -       int err;
>> +       int err = 0;
>>
>>         printk(FORE200E "FORE Systems 200E-series ATM driver - version " FORE200E_VERSION "\n");
> 
> 
> I can see how a tool that doesn't know about Kconfig dependencies
> might think so, but if you look at Kconfig you'll see that for this
> driver to be enabled for building either CONFIG_SBUS or CONFIG_PCI
> must be set, and if either of them is then this variable will not be
> used without first being set.

Yeah but it's harmless to apply this, which I've done.
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