--- gpgme/keylist.c
+++ gpgme/keylist.c
@@ -382,7 +382,7 @@
   void *hook;
   op_data_t opd;
   gpgme_error_t err;
-  gpgme_key_t key;
+  gpgme_key_t key = NULL;
   gpgme_subkey_t subkey = NULL;
   gpgme_key_sig_t keysig = NULL;