[edk2-devel] [PATCH 3/4][edk2-redfish-client] RedfishClientPkg: fix leak in provisioning properties functions

[Mike Maslenkin]

The structure instance retunred by ToStructure() must be deallocated
properly.

Cc: Abner Chang <abner.ch...@amd.com>
Cc: Igor Kulchytskyy <ig...@ami.com>
Cc: Nickle Wang <nick...@nvidia.com>
Signed-off-by: Mike Maslenkin <mike.maslen...@gmail.com>
---
 .../v1_13_0/Common/ComputerSystemCommon.c     | 25 +++++++++++++------
 .../v1_5_0/Common/ComputerSystemCommon.c      | 25 +++++++++++++------
 2 files changed, 36 insertions(+), 14 deletions(-)

diff --git 
a/RedfishClientPkg/Features/ComputerSystem/v1_13_0/Common/ComputerSystemCommon.c
 
b/RedfishClientPkg/Features/ComputerSystem/v1_13_0/Common/ComputerSystemCommon.c
index df22a1c90c46..4795e4d6c6eb 100644
--- 
a/RedfishClientPkg/Features/ComputerSystem/v1_13_0/Common/ComputerSystemCommon.c
+++ 
b/RedfishClientPkg/Features/ComputerSystem/v1_13_0/Common/ComputerSystemCommon.c
@@ -263,7 +263,7 @@ ProvisioningComputerSystemProperties (
                                               );
   if (EFI_ERROR (Status)) {
     DEBUG ((DEBUG_ERROR, "%a: ToStructure failure: %r\n", __func__, Status));
-    return Status;
+    goto ON_RELEASE;
   }
 
   ComputerSystemCs = ComputerSystem->ComputerSystem;
@@ -365,7 +365,7 @@ ProvisioningComputerSystemProperties (
                                  );
   if (EFI_ERROR (Status)) {
     DEBUG ((DEBUG_ERROR, "%a: ToJson() failed: %r\n", __func__, Status));
-    return Status;
+    goto ON_RELEASE;
   }
 
   if (PropertyChanged) {
@@ -374,10 +374,14 @@ ProvisioningComputerSystemProperties (
     if (EFI_ERROR (Status)) {
       DEBUG ((DEBUG_ERROR, "%a: Fail to remove Redfish unchangeable properties 
from ResultJson.\n", __func__));
       *ResultJson = NULL;
-      return Status;
+      goto ON_RELEASE;
     }
   }
 
+  Status = EFI_SUCCESS;
+
+ON_RELEASE:
+
   //
   // Release resource.
   //
@@ -393,10 +397,17 @@ ProvisioningComputerSystemProperties (
     DestoryRedfishCharArray (ComputerSystemCsEmpty->Boot->BootOrder, 
ArraySize);
   }
 
-  JsonStructProtocol->DestoryStructure (
-                        JsonStructProtocol,
-                        (EFI_REST_JSON_STRUCTURE_HEADER *)ComputerSystemEmpty
-                        );
+  if (ComputerSystemEmpty != NULL) {
+    JsonStructProtocol->DestoryStructure (
+                          JsonStructProtocol,
+                          (EFI_REST_JSON_STRUCTURE_HEADER *)ComputerSystemEmpty
+                          );
+  }
+
+  if (EFI_ERROR (Status)) {
+    return Status;
+  }
+
   return (PropertyChanged ? EFI_SUCCESS : EFI_NOT_FOUND);
 }
 
diff --git 
a/RedfishClientPkg/Features/ComputerSystem/v1_5_0/Common/ComputerSystemCommon.c 
b/RedfishClientPkg/Features/ComputerSystem/v1_5_0/Common/ComputerSystemCommon.c
index c383cad59029..2d257e01da2b 100644
--- 
a/RedfishClientPkg/Features/ComputerSystem/v1_5_0/Common/ComputerSystemCommon.c
+++ 
b/RedfishClientPkg/Features/ComputerSystem/v1_5_0/Common/ComputerSystemCommon.c
@@ -793,7 +793,7 @@ ProvisioningComputerSystemProperties (
                                               );
   if (EFI_ERROR (Status)) {
     DEBUG ((DEBUG_ERROR, "%a: ToStructure failure: %r\n", __func__, Status));
-    return Status;
+    goto ON_RELEASE;
   }
 
   ComputerSystemCs = ComputerSystem->ComputerSystem;
@@ -1235,7 +1235,7 @@ ProvisioningComputerSystemProperties (
                                  );
   if (EFI_ERROR (Status)) {
     DEBUG ((DEBUG_ERROR, "%a: ToJson() failed: %r\n", __func__, Status));
-    return Status;
+    goto ON_RELEASE;
   }
 
   if (PropertyChanged) {
@@ -1244,10 +1244,14 @@ ProvisioningComputerSystemProperties (
     if (EFI_ERROR (Status)) {
       DEBUG ((DEBUG_ERROR, "%a: Fail to remove Redfish unchangeable properties 
from ResultJson.\n", __func__));
       *ResultJson = NULL;
-      return Status;
+      goto ON_RELEASE;
     }
   }
 
+  Status = EFI_SUCCESS;
+
+ON_RELEASE:
+
   //
   // Release resource.
   //
@@ -1263,10 +1267,17 @@ ProvisioningComputerSystemProperties (
     DestoryRedfishCharArray (ComputerSystemCsEmpty->Boot->BootOrder, 
ArraySize);
   }
 
-  JsonStructProtocol->DestoryStructure (
-                        JsonStructProtocol,
-                        (EFI_REST_JSON_STRUCTURE_HEADER *)ComputerSystemEmpty
-                        );
+  if (ComputerSystemEmpty != NULL) {
+    JsonStructProtocol->DestoryStructure (
+                          JsonStructProtocol,
+                          (EFI_REST_JSON_STRUCTURE_HEADER *)ComputerSystemEmpty
+                          );
+  }
+
+  if (EFI_ERROR (Status)) {
+    return Status;
+  }
+
   return (PropertyChanged ? EFI_SUCCESS : EFI_NOT_FOUND);
 }
 
-- 
2.32.0 (Apple Git-132)



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