Check psa_destroy_key() return in rsa_verify_wrap()

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
diff --git a/library/pk_wrap.c b/library/pk_wrap.c
index 2d4a1e2..7acaf33 100644
--- a/library/pk_wrap.c
+++ b/library/pk_wrap.c
@@ -716,7 +716,10 @@
     ret = 0;
 
 cleanup:
-    psa_destroy_key( key_id );
+    status = psa_destroy_key( key_id );
+    if( ret == 0 && status != PSA_SUCCESS )
+        ret = mbedtls_psa_err_translate_pk( status );
+
     return( ret );
 }
 #else /* MBEDTLS_USE_PSA_CRYPTO */