[edk2-devel] [PATCH EDK2 v1 1/1] RedfishPkg: fix memory leak issue

[wenyi,xie via groups.io]

Hi Abner,

Thank you for your reviewing, here is the link to the PR.
https://github.com/tianocore/edk2/pull/2612

Regards
Wenyi

On 2022/3/11 15:03, Chang, Abner (HPS SW/FW Technologist) wrote:
> Hi Wenyi,
> Please add my RB in the commit message and create the PR against edk2, let me know the link to PR as well.
> 
> Thanks,
> Abner
> ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
> *From:* Chang, Abner (HPS SW/FW Technologist)
> *Sent:* Friday, March 11, 2022 1:48 PM
> *To:* Wenyi Xie <xiewenyi2 at huawei.com>; devel at edk2.groups.io <devel at edk2.groups.io>; Wang, Nickle (Server BIOS) <nickle.wang at hpe.com>
> *Cc:* songdongkuang at huawei.com <songdongkuang at huawei.com>
> *Subject:* RE: [PATCH EDK2 v1 1/1] RedfishPkg: fix memory leak issue
>  
> Thanks for catching this.
> 
> Reviewed-by: Abner Chang <abner.chang at hpe.com>
> 
>> -----Original Message-----
>> From: Wenyi Xie <xiewenyi2 at huawei.com>
>> Sent: Thursday, March 10, 2022 7:26 PM
>> To: devel at edk2.groups.io; Chang, Abner (HPS SW/FW Technologist)
>> <abner.chang at hpe.com>; Wang, Nickle (Server BIOS)
>> <nickle.wang at hpe.com>
>> Cc: songdongkuang at huawei.com; xiewenyi2 at huawei.com
>> Subject: [PATCH EDK2 v1 1/1] RedfishPkg: fix memory leak issue
>> 
>> The calloc memory is not free when function collectionEvalOp
>> return in the halfway.
>> 
>> Cc: Abner Chang <abner.chang at hpe.com>
>> Cc: Nickle Wang <nickle.wang at hpe.com>
>> Signed-off-by: Wenyi Xie <xiewenyi2 at huawei.com>
>> ---
>>  RedfishPkg/PrivateLibrary/RedfishLib/edk2libredfish/src/payload.c | 16
>> +++++++---------
>>  1 file changed, 7 insertions(+), 9 deletions(-)
>> 
>> diff --git
>> a/RedfishPkg/PrivateLibrary/RedfishLib/edk2libredfish/src/payload.c
>> b/RedfishPkg/PrivateLibrary/RedfishLib/edk2libredfish/src/payload.c
>> index 3f2b83e834d0..6c6e2246abe3 100644
>> --- a/RedfishPkg/PrivateLibrary/RedfishLib/edk2libredfish/src/payload.c
>> +++ b/RedfishPkg/PrivateLibrary/RedfishLib/edk2libredfish/src/payload.c
>> @@ -620,6 +620,7 @@ collectionEvalOp (
>>    if (((*StatusCode == NULL) && (members == NULL)) ||
>>        ((*StatusCode != NULL) && ((**StatusCode < HTTP_STATUS_200_OK) ||
>> (**StatusCode > HTTP_STATUS_206_PARTIAL_CONTENT))))
>>    {
>> +    free (valid);
>>      return members;
>>    }
>> 
>> @@ -633,6 +634,7 @@ collectionEvalOp (
>>      if (((*StatusCode == NULL) && (tmp == NULL)) ||
>>          ((*StatusCode != NULL) && ((**StatusCode < HTTP_STATUS_200_OK) ||
>> (**StatusCode > HTTP_STATUS_206_PARTIAL_CONTENT))))
>>      {
>> +      free (valid);
>>        return tmp;
>>      }
>> 
>> @@ -658,19 +660,15 @@ collectionEvalOp (
>> 
>>    cleanupPayload (members);
>>    if (validCount == 0) {
>> -    free (valid);
>> -    return NULL;
>> -  }
>> -
>> -  if (validCount == 1) {
>> +    ret = NULL;
>> +  } else if (validCount == 1) {
>>      ret = valid[0];
>> -    free (valid);
>> -    return ret;
>>    } else {
>>      ret = createCollection (payload->service, validCount, valid);
>> -    free (valid);
>> -    return ret;
>>    }
>> +
>> +  free (valid);
>> +  return ret;
>>  }
>> 
>>  static redfishPayload *
>> --
>> 2.20.1.windows.1
> 


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