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Re: [PATCH][net-next] qtnfmac: fix uninitialized return code in ret

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On 21/06/17 14:54, Sergey Matyukevich wrote:
>> The return value ret is unitialized and garbage is being returned
>> for the three different error conditions when setting up the PCIe
>> BARs. Fix this by initializing ret to  -ENOMEM to indicate that
>> the BARs failed to be setup correctly.
>>
>> Detected by CoverityScan, CID#1437563 ("Unitialized scalar variable")
>>
>> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>> ---
>>  drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c b/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c
>> index f93b27f3a236..7fc4f0d6a9ad 100644
>> --- a/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c
>> +++ b/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c
>> @@ -247,7 +247,7 @@ static void qtnf_pcie_free_shm_ipc(struct qtnf_pcie_bus_priv *priv)
>>
>>  static int qtnf_pcie_init_memory(struct qtnf_pcie_bus_priv *priv)
>>  {
>> -       int ret;
>> +       int ret = -ENOMEM;
>>
>>         priv->sysctl_bar = qtnf_map_bar(priv, QTN_SYSCTL_BAR);
>>         if (IS_ERR_OR_NULL(priv->sysctl_bar)) {
>> --
> 
> Thanks !
> 
> Reviewed-by: Sergey Matyukevich <sergey.matyukevich.os@xxxxxxxxxxxxx>
> 
> By the way, could you please use the recepient list suggested by
> get_maintainer.pl script from the kernel scripts directory.

Yep, I did.

> 
> Regards,
> Sergey
> 




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