ole32/tests: Remove unused assignments (PVS-Studio).

dlls/ole32/tests/storage32.c

@@ -1048,7 +1048,7 @@ static void test_streamenum(void)
     r = IStorage_CreateStream(stg, stmname, STGM_SHARE_EXCLUSIVE | STGM_READWRITE, 0, 0, &stm );
     ok(r==S_OK, "IStorage->CreateStream failed\n");
 
-    r = IStream_Release(stm);
+    IStream_Release(stm);
 
     /* first enum ... should be 1 stream */
     r = IStorage_EnumElements(stg, 0, NULL, 0, &ee);

dlls/ole32/tests/usrmarshal.c

@@ -275,7 +275,6 @@ static void test_marshal_HENHMETAFILE(void)
     ok(*(DWORD *)wirehemf == (size - 0x10), "wirestgm + 0xc should be size - 0x10 instead of 0x%08x\n", *(DWORD *)wirehemf);
     wirehemf += sizeof(DWORD);
     ok(*(DWORD *)wirehemf == EMR_HEADER, "wirestgm + 0x10 should be EMR_HEADER instead of %d\n", *(DWORD *)wirehemf);
-    wirehemf += sizeof(DWORD);
     /* ... rest of data not tested - refer to tests for GetEnhMetaFileBits
      * at this point */
 
@@ -300,7 +299,6 @@ static void test_marshal_HENHMETAFILE(void)
     ok(*(DWORD *)wirehemf == WDT_REMOTE_CALL, "wirestgm + 0x0 should be WDT_REMOTE_CALL instead of 0x%08x\n", *(DWORD *)wirehemf);
     wirehemf += sizeof(DWORD);
     ok(*(DWORD *)wirehemf == (DWORD)(DWORD_PTR)hemf, "wirestgm + 0x4 should be hemf instead of 0x%08x\n", *(DWORD *)wirehemf);
-    wirehemf += sizeof(DWORD);
 
     init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE);
     HENHMETAFILE_UserUnmarshal(&umcb.Flags, buffer, &hemf2);
@@ -436,7 +434,6 @@ static void test_marshal_HMETAFILEPICT(void)
     ok(*(DWORD *)wirehmfp == (buffer_end - buffer - 0x28), "wirestgm + 0x24 should be size - 0x34 instead of 0x%08x\n", *(DWORD *)wirehmfp);
     wirehmfp += sizeof(DWORD);
     ok(*(WORD *)wirehmfp == 1, "wirehmfp + 0x28 should be 1 instead of 0x%08x\n", *(DWORD *)wirehmfp);
-    wirehmfp += sizeof(DWORD);
     /* ... rest of data not tested - refer to tests for GetMetaFileBits
      * at this point */