chore: set pointers to null after free in transaction_free

more defensive coding style Signed-off-by: Pascal Brogle <pascal.brogle@husqvarnagroup.com>
eclipse-wakaama · Sep 28, 2021 · 14b4500 · 14b4500
1 parent c469ded
commit 14b4500
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/coap/transaction.c b/coap/transaction.c
@@ -256,14 +256,19 @@ void transaction_free(lwm2m_transaction_t * transacP)
     {
        coap_free_header(transacP->message);
        lwm2m_free(transacP->message);
+       transacP->message = NULL;
     }
 
     if (transacP->payload) {
         lwm2m_free(transacP->payload);
         transacP->payload = NULL;
     }
 
-    if (transacP->buffer) lwm2m_free(transacP->buffer);
+    if (transacP->buffer) {
+        lwm2m_free(transacP->buffer);
+        transacP->buffer = NULL;
+    }
+
     lwm2m_free(transacP);
 }