-Release Etag and PendingSettingUri resources.
-Update function header for GetHttpResponseEtag() and
GetHttpResponseLocation(). Caller has to release returned
memory buffer from these two functions.

Signed-off-by: Nickle Wang <nick...@nvidia.com>
Cc: Abner Chang <abner.ch...@amd.com>
Cc: Igor Kulchytskyy <ig...@ami.com>
Cc: Nick Ramirez <nrami...@nvidia.com>
---
 .../Features/Bios/v1_0_9/Dxe/BiosDxe.c        | 20 ++++++++--
 .../BootOption/v1_0_4/Dxe/BootOptionDxe.c     | 33 ++++++++++++-----
 .../v1_13_0/Dxe/ComputerSystemDxe.c           | 33 ++++++++++++-----
 .../v1_5_0/Dxe/ComputerSystemDxe.c            | 33 ++++++++++++-----
 .../Features/Memory/V1_7_1/Dxe/MemoryDxe.c    | 37 ++++++++++++++-----
 .../RedfishFeatureUtilityLib.c                |  2 +
 6 files changed, 114 insertions(+), 44 deletions(-)

diff --git a/RedfishClientPkg/Features/Bios/v1_0_9/Dxe/BiosDxe.c 
b/RedfishClientPkg/Features/Bios/v1_0_9/Dxe/BiosDxe.c
index 1ca920640..0422d60ff 100644
--- a/RedfishClientPkg/Features/Bios/v1_0_9/Dxe/BiosDxe.c
+++ b/RedfishClientPkg/Features/Bios/v1_0_9/Dxe/BiosDxe.c
@@ -157,8 +157,12 @@ RedfishResourceConsumeResource (
   //
   // Searching for etag in HTTP response header
   //
-  Etag = NULL;
-  GetHttpResponseEtag (ExpectedResponse, &Etag);
+  Etag   = NULL;
+  Status = GetHttpResponseEtag (ExpectedResponse, &Etag);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a, failed to get ETag from HTTP header\n", 
__func__));
+  }
+
   Status = RedfishConsumeResourceCommon (Private, Private->Json, Etag);
   if (EFI_ERROR (Status)) {
     DEBUG ((DEBUG_ERROR, "%a: failed to consume resource from: %s: %r\n", 
__func__, Private->Uri, Status));
@@ -337,8 +341,12 @@ RedfishResourceCheck (
   //
   // Find etag in HTTP response header
   //
-  Etag = NULL;
-  GetHttpResponseEtag (&Response, &Etag);
+  Etag   = NULL;
+  Status = GetHttpResponseEtag (&Response, &Etag);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a, failed to get ETag from HTTP header\n", 
__func__));
+  }
+
   Status = RedfishCheckResourceCommon (Private, Private->Json, Etag);
   if (EFI_ERROR (Status)) {
     DEBUG ((DEBUG_ERROR, "%a, failed to check resource from: %s: %r\n", 
__func__, Uri, Status));
@@ -347,6 +355,10 @@ RedfishResourceCheck (
   //
   // Release resource
   //
+  if (Etag != NULL) {
+    FreePool (Etag);
+  }
+
   RedfishHttpFreeResponse (&Response);
   Private->Payload = NULL;
 
diff --git a/RedfishClientPkg/Features/BootOption/v1_0_4/Dxe/BootOptionDxe.c 
b/RedfishClientPkg/Features/BootOption/v1_0_4/Dxe/BootOptionDxe.c
index 7501c1a97..ae1fad0a0 100644
--- a/RedfishClientPkg/Features/BootOption/v1_0_4/Dxe/BootOptionDxe.c
+++ b/RedfishClientPkg/Features/BootOption/v1_0_4/Dxe/BootOptionDxe.c
@@ -122,12 +122,13 @@ RedfishResourceConsumeResource (
   //
   // Check and see if "@Redfish.Settings" exist or not.
   //
-  Status = GetPendingSettings (
-             Private->RedfishService,
-             Response.Payload,
-             &PendingSettingResponse,
-             &PendingSettingUri
-             );
+  PendingSettingUri = NULL;
+  Status            = GetPendingSettings (
+                        Private->RedfishService,
+                        Response.Payload,
+                        &PendingSettingResponse,
+                        &PendingSettingUri
+                        );
   if (!EFI_ERROR (Status)) {
     DEBUG ((REDFISH_BOOT_OPTION_DEBUG_TRACE, "%a: @Redfish.Settings found: 
%s\n", __func__, PendingSettingUri));
     Private->Uri     = PendingSettingUri;
@@ -146,8 +147,12 @@ RedfishResourceConsumeResource (
   //
   // Find etag in HTTP response header
   //
-  Etag = NULL;
-  GetHttpResponseEtag (ExpectedResponse, &Etag);
+  Etag   = NULL;
+  Status = GetHttpResponseEtag (ExpectedResponse, &Etag);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a: failed to get ETag from HTTP header\n", 
__func__));
+  }
+
   Status = RedfishConsumeResourceCommon (Private, Private->Json, Etag);
   if (EFI_ERROR (Status)) {
     DEBUG ((DEBUG_ERROR, "%a: failed to consume resource from: %s: %r\n", 
__func__, Private->Uri, Status));
@@ -169,6 +174,10 @@ RedfishResourceConsumeResource (
     Private->Json = NULL;
   }
 
+  if (PendingSettingUri != NULL) {
+    FreePool (PendingSettingUri);
+  }
+
   return Status;
 }
 
@@ -322,8 +331,12 @@ RedfishResourceCheck (
   //
   // Find etag in HTTP response header
   //
-  Etag = NULL;
-  GetHttpResponseEtag (&Response, &Etag);
+  Etag   = NULL;
+  Status = GetHttpResponseEtag (&Response, &Etag);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a: failed to get ETag from HTTP header\n", 
__func__));
+  }
+
   Status = RedfishCheckResourceCommon (Private, Private->Json, Etag);
   if (EFI_ERROR (Status)) {
     DEBUG ((REDFISH_BOOT_OPTION_DEBUG_TRACE, "%a: failed to check resource 
from: %s: %r\n", __func__, Uri, Status));
diff --git 
a/RedfishClientPkg/Features/ComputerSystem/v1_13_0/Dxe/ComputerSystemDxe.c 
b/RedfishClientPkg/Features/ComputerSystem/v1_13_0/Dxe/ComputerSystemDxe.c
index 1235760a1..85dffd434 100644
--- a/RedfishClientPkg/Features/ComputerSystem/v1_13_0/Dxe/ComputerSystemDxe.c
+++ b/RedfishClientPkg/Features/ComputerSystem/v1_13_0/Dxe/ComputerSystemDxe.c
@@ -125,12 +125,13 @@ RedfishResourceConsumeResource (
   // Check and see if "@Redfish.Settings" exist or not.
   //
   ZeroMem (&PendingSettingResponse, sizeof (REDFISH_RESPONSE));
-  Status = GetPendingSettings (
-             Private->RedfishService,
-             Response.Payload,
-             &PendingSettingResponse,
-             &PendingSettingUri
-             );
+  PendingSettingUri = NULL;
+  Status            = GetPendingSettings (
+                        Private->RedfishService,
+                        Response.Payload,
+                        &PendingSettingResponse,
+                        &PendingSettingUri
+                        );
   if (!EFI_ERROR (Status)) {
     DEBUG ((REDFISH_DEBUG_TRACE, "%a: @Redfish.Settings found: %s\n", 
__func__, PendingSettingUri));
     Private->Uri     = PendingSettingUri;
@@ -150,8 +151,12 @@ RedfishResourceConsumeResource (
   //
   // Find etag in HTTP response header
   //
-  Etag = NULL;
-  GetHttpResponseEtag (ExpectedResponse, &Etag);
+  Etag   = NULL;
+  Status = GetHttpResponseEtag (ExpectedResponse, &Etag);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a: failed to get ETag from HTTP header\n", 
__func__));
+  }
+
   Status = RedfishConsumeResourceCommon (Private, Private->Json, Etag);
   if (EFI_ERROR (Status)) {
     DEBUG ((DEBUG_ERROR, "%a: failed to consume resource from: %s: %r\n", 
__func__, Private->Uri, Status));
@@ -176,6 +181,10 @@ RedfishResourceConsumeResource (
     Private->Json = NULL;
   }
 
+  if (PendingSettingUri != NULL) {
+    FreePool (PendingSettingUri);
+  }
+
   return Status;
 }
 
@@ -329,8 +338,12 @@ RedfishResourceCheck (
   //
   // Find etag in HTTP response header
   //
-  Etag = NULL;
-  GetHttpResponseEtag (&Response, &Etag);
+  Etag   = NULL;
+  Status = GetHttpResponseEtag (&Response, &Etag);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a: failed to get ETag from HTTP header\n", 
__func__));
+  }
+
   Status = RedfishCheckResourceCommon (Private, Private->Json, Etag);
   if (EFI_ERROR (Status)) {
     DEBUG ((DEBUG_ERROR, "%a: failed to check resource from: %s: %r\n", 
__func__, Uri, Status));
diff --git 
a/RedfishClientPkg/Features/ComputerSystem/v1_5_0/Dxe/ComputerSystemDxe.c 
b/RedfishClientPkg/Features/ComputerSystem/v1_5_0/Dxe/ComputerSystemDxe.c
index 5207362da..e4a2f1566 100644
--- a/RedfishClientPkg/Features/ComputerSystem/v1_5_0/Dxe/ComputerSystemDxe.c
+++ b/RedfishClientPkg/Features/ComputerSystem/v1_5_0/Dxe/ComputerSystemDxe.c
@@ -126,12 +126,13 @@ RedfishResourceConsumeResource (
   // Check and see if "@Redfish.Settings" exist or not.
   //
   ZeroMem (&PendingSettingResponse, sizeof (REDFISH_RESPONSE));
-  Status = GetPendingSettings (
-             Private->RedfishService,
-             Response.Payload,
-             &PendingSettingResponse,
-             &PendingSettingUri
-             );
+  PendingSettingUri = NULL;
+  Status            = GetPendingSettings (
+                        Private->RedfishService,
+                        Response.Payload,
+                        &PendingSettingResponse,
+                        &PendingSettingUri
+                        );
   if (!EFI_ERROR (Status)) {
     DEBUG ((REDFISH_DEBUG_TRACE, "%a: @Redfish.Settings found: %s\n", 
__func__, PendingSettingUri));
     Private->Uri     = PendingSettingUri;
@@ -151,8 +152,12 @@ RedfishResourceConsumeResource (
   //
   // Find etag in HTTP response header
   //
-  Etag = NULL;
-  GetHttpResponseEtag (ExpectedResponse, &Etag);
+  Etag   = NULL;
+  Status = GetHttpResponseEtag (ExpectedResponse, &Etag);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a: failed to get ETag from HTTP header\n", 
__func__));
+  }
+
   Status = RedfishConsumeResourceCommon (Private, Private->Json, Etag);
   if (EFI_ERROR (Status)) {
     DEBUG ((DEBUG_ERROR, "%a: failed to consume resource from: %s: %r\n", 
__func__, Private->Uri, Status));
@@ -177,6 +182,10 @@ RedfishResourceConsumeResource (
     Private->Json = NULL;
   }
 
+  if (PendingSettingUri != NULL) {
+    FreePool (PendingSettingUri);
+  }
+
   return Status;
 }
 
@@ -330,8 +339,12 @@ RedfishResourceCheck (
   //
   // Find etag in HTTP response header
   //
-  Etag = NULL;
-  GetHttpResponseEtag (&Response, &Etag);
+  Etag   = NULL;
+  Status = GetHttpResponseEtag (&Response, &Etag);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a: failed to get ETag from HTTP header\n", 
__func__));
+  }
+
   Status = RedfishCheckResourceCommon (Private, Private->Json, Etag);
   if (EFI_ERROR (Status)) {
     DEBUG ((DEBUG_ERROR, "%a: failed to check resource from: %s: %r\n", 
__func__, Uri, Status));
diff --git a/RedfishClientPkg/Features/Memory/V1_7_1/Dxe/MemoryDxe.c 
b/RedfishClientPkg/Features/Memory/V1_7_1/Dxe/MemoryDxe.c
index c4a363cdf..01a77d938 100644
--- a/RedfishClientPkg/Features/Memory/V1_7_1/Dxe/MemoryDxe.c
+++ b/RedfishClientPkg/Features/Memory/V1_7_1/Dxe/MemoryDxe.c
@@ -126,12 +126,13 @@ RedfishResourceConsumeResource (
   // Check and see if "@Redfish.Settings" exist or not.
   //
   ZeroMem (&PendingSettingResponse, sizeof (REDFISH_RESPONSE));
-  Status = GetPendingSettings (
-             Private->RedfishService,
-             Response.Payload,
-             &PendingSettingResponse,
-             &PendingSettingUri
-             );
+  PendingSettingUri = NULL;
+  Status            = GetPendingSettings (
+                        Private->RedfishService,
+                        Response.Payload,
+                        &PendingSettingResponse,
+                        &PendingSettingUri
+                        );
   if (!EFI_ERROR (Status)) {
     DEBUG ((REDFISH_DEBUG_TRACE, "%a: @Redfish.Settings found: %s\n", 
__func__, PendingSettingUri));
     Private->Uri     = PendingSettingUri;
@@ -150,8 +151,12 @@ RedfishResourceConsumeResource (
   //
   // Find etag in HTTP response header
   //
-  Etag = NULL;
-  GetHttpResponseEtag (ExpectedResponse, &Etag);
+  Etag   = NULL;
+  Status = GetHttpResponseEtag (ExpectedResponse, &Etag);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a: failed to get ETag from HTTP header\n", 
__func__));
+  }
+
   Status = RedfishConsumeResourceCommon (Private, Private->Json, Etag);
   if (EFI_ERROR (Status)) {
     DEBUG ((DEBUG_ERROR, "%a: failed to consume resource from: %s: %r\n", 
__func__, Private->Uri, Status));
@@ -173,6 +178,10 @@ RedfishResourceConsumeResource (
     FreePool (Etag);
   }
 
+  if (PendingSettingUri != NULL) {
+    FreePool (PendingSettingUri);
+  }
+
   return Status;
 }
 
@@ -326,8 +335,12 @@ RedfishResourceCheck (
   //
   // Find etag in HTTP response header
   //
-  Etag = NULL;
-  GetHttpResponseEtag (&Response, &Etag);
+  Etag   = NULL;
+  Status = GetHttpResponseEtag (&Response, &Etag);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a: failed to get ETag from HTTP header\n", 
__func__));
+  }
+
   Status = RedfishCheckResourceCommon (Private, Private->Json, Etag);
   if (EFI_ERROR (Status)) {
     DEBUG ((DEBUG_ERROR, "%a, failed to check resource from: %s: %r\n", 
__func__, Uri, Status));
@@ -336,6 +349,10 @@ RedfishResourceCheck (
   //
   // Release resource
   //
+  if (Etag != NULL) {
+    FreePool (Etag);
+  }
+
   RedfishHttpFreeResponse (&Response);
   Private->Payload = NULL;
 
diff --git 
a/RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.c 
b/RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.c
index cc2b37b79..2e0fbf197 100644
--- 
a/RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.c
+++ 
b/RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.c
@@ -1738,6 +1738,7 @@ RedfishFeatureGetUnifiedArrayTypeConfigureLang (
 
 /**
   Find "ETag" from either HTTP header or Redfish response.
+  It's caller's responsibility to release Etag by calling FreePool().
 
   @param[in]  Response        HTTP response
   @param[out] Etag            String buffer to return ETag
@@ -1808,6 +1809,7 @@ GetHttpResponseEtag (
 
 /**
   Find "Location" from either HTTP header or Redfish response.
+  It's caller's responsibility to release Location by calling FreePool().
 
   @param[in]  Response        HTTP response
   @param[out] Location        String buffer to return Location
-- 
2.34.1



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