cid#1462311 silence Use after free

etc.

revert this hunk of

commit 11785217594d863efb518aa8b8f2910cdcb9c59d
Date:   Tue Apr 14 14:55:22 2020 +0200

    loplugin:buriedassign in c*

just to silence coverity

Change-Id: I6d8819a0ab073a56ab46944b170ef4ae3a28e4d0
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/92552
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>

1 files changed, 48 insertions, 48 deletions

diff --git a/cppu/source/typelib/typelib.cxx b/cppu/source/typelib/typelib.cxx
index acd205ad07b2..bbcd87b25638 100644
--- a/cppu/source/typelib/typelib.cxx
+++ b/cppu/source/typelib/typelib.cxx
@@ -1363,68 +1363,68 @@ extern "C" void SAL_CALL typelib_typedescription_release(
 {
     sal_Int32 ref = osl_atomic_decrement( &pTD->nRefCount );
     OSL_ASSERT(ref >= 0);
-    if (0 != ref)
-        return;
-
-    TypeDescriptor_Init_Impl &rInit = Init::get();
-    if( TYPELIB_TYPEDESCRIPTIONREFERENCE_ISREALLYWEAK( pTD->eTypeClass ) )
+    if (0 == ref)
     {
-        if( pTD->pWeakRef )
+        TypeDescriptor_Init_Impl &rInit = Init::get();
+        if( TYPELIB_TYPEDESCRIPTIONREFERENCE_ISREALLYWEAK( pTD->eTypeClass ) )
         {
+            if( pTD->pWeakRef )
             {
-            MutexGuard aGuard( rInit.getMutex() );
-            // remove this description from the weak reference
-            pTD->pWeakRef->pType = nullptr;
+                {
+                MutexGuard aGuard( rInit.getMutex() );
+                // remove this description from the weak reference
+                pTD->pWeakRef->pType = nullptr;
+                }
+                typelib_typedescriptionreference_release( pTD->pWeakRef );
             }
-            typelib_typedescriptionreference_release( pTD->pWeakRef );
         }
-    }
-    else
-    {
-        // this description is a reference too, so remove it from the hash table
-        if( rInit.pWeakMap )
+        else
         {
-            MutexGuard aGuard( rInit.getMutex() );
-            WeakMap_Impl::iterator aIt = rInit.pWeakMap->find( pTD->pTypeName->buffer );
-            if( aIt != rInit.pWeakMap->end() && static_cast<void *>((*aIt).second) == static_cast<void *>(pTD) )
+            // this description is a reference too, so remove it from the hash table
+            if( rInit.pWeakMap )
             {
-                // remove only if it contains the same object
-                rInit.pWeakMap->erase( aIt );
+                MutexGuard aGuard( rInit.getMutex() );
+                WeakMap_Impl::iterator aIt = rInit.pWeakMap->find( pTD->pTypeName->buffer );
+                if( aIt != rInit.pWeakMap->end() && static_cast<void *>((*aIt).second) == static_cast<void *>(pTD) )
+                {
+                    // remove only if it contains the same object
+                    rInit.pWeakMap->erase( aIt );
+                }
             }
         }
-    }
 
-    typelib_typedescription_destructExtendedMembers( pTD );
-    rtl_uString_release( pTD->pTypeName );
+        typelib_typedescription_destructExtendedMembers( pTD );
+        rtl_uString_release( pTD->pTypeName );
 
 #if OSL_DEBUG_LEVEL > 0
-    switch( pTD->eTypeClass )
-    {
-    case typelib_TypeClass_SEQUENCE:
-        osl_atomic_decrement( &rInit.nIndirectTypeDescriptionCount );
-        break;
-    case typelib_TypeClass_STRUCT:
-    case typelib_TypeClass_EXCEPTION:
-        osl_atomic_decrement( &rInit.nCompoundTypeDescriptionCount );
-        break;
-    case typelib_TypeClass_INTERFACE:
-        osl_atomic_decrement( &rInit.nInterfaceTypeDescriptionCount );
-        break;
-    case typelib_TypeClass_INTERFACE_METHOD:
-        osl_atomic_decrement( &rInit.nInterfaceMethodTypeDescriptionCount );
-        break;
-    case typelib_TypeClass_INTERFACE_ATTRIBUTE:
-        osl_atomic_decrement( &rInit.nInterfaceAttributeTypeDescriptionCount );
-        break;
-    case typelib_TypeClass_ENUM:
-        osl_atomic_decrement( &rInit.nEnumTypeDescriptionCount );
-        break;
-    default:
-        osl_atomic_decrement( &rInit.nTypeDescriptionCount );
-    }
+        switch( pTD->eTypeClass )
+        {
+        case typelib_TypeClass_SEQUENCE:
+            osl_atomic_decrement( &rInit.nIndirectTypeDescriptionCount );
+            break;
+        case typelib_TypeClass_STRUCT:
+        case typelib_TypeClass_EXCEPTION:
+            osl_atomic_decrement( &rInit.nCompoundTypeDescriptionCount );
+            break;
+        case typelib_TypeClass_INTERFACE:
+            osl_atomic_decrement( &rInit.nInterfaceTypeDescriptionCount );
+            break;
+        case typelib_TypeClass_INTERFACE_METHOD:
+            osl_atomic_decrement( &rInit.nInterfaceMethodTypeDescriptionCount );
+            break;
+        case typelib_TypeClass_INTERFACE_ATTRIBUTE:
+            osl_atomic_decrement( &rInit.nInterfaceAttributeTypeDescriptionCount );
+            break;
+        case typelib_TypeClass_ENUM:
+            osl_atomic_decrement( &rInit.nEnumTypeDescriptionCount );
+            break;
+        default:
+            osl_atomic_decrement( &rInit.nTypeDescriptionCount );
+        }
 #endif
 
-    freeTypeDescription(pTD);
+        freeTypeDescription(pTD);
+    }
 }