diff --git a/.codespell-ignore-lines b/.codespell-ignore-lines
index 75a07676eb4..4b6f55c666e 100644
--- a/.codespell-ignore-lines
+++ b/.codespell-ignore-lines
@@ -1,2 +1,6 @@
       mynewt-nimble/nimble/host/services/ans/src/ble_svc_ans.c
       mynewt-nimble/nimble/host/services/ans/include
+#include "crypto/controlse/ccertificate.hxx"
+              object = new Controlse::CCertificate(
+          Controlse::CCertificate cert(se, settings->key_id);
+      auto certificate = Controlse::CCertificate(
diff --git a/crypto/controlse/controlse_main.cxx b/crypto/controlse/controlse_main.cxx
index 8c0f07cbcb4..ba21b8ae36f 100644
--- a/crypto/controlse/controlse_main.cxx
+++ b/crypto/controlse/controlse_main.cxx
@@ -701,8 +701,12 @@ int main(int argc, FAR char *argv[])
 #ifdef CONFIG_STACK_COLORATION
       FAR struct tcb_s *tcb;
       tcb = nxsched_get_tcb(getpid());
-      fprintf(stderr, "\nStack used: %zu / %zu\n", up_check_tcbstack(tcb),
-              tcb->adj_stack_size);
+      if (tcb)
+        {
+          fprintf(stderr, "\nStack used: %zu / %zu\n", up_check_tcbstack(tcb),
+                  tcb->adj_stack_size);
+          nxsched_put_tcb(tcb);
+        }
 #else
       fprintf(stderr, "\nStack used: unknown"
                       " (STACK_COLORATION must be enabled)\n");