complete the NULL pointer fixes

diff --git a/lib/dns/dnstap.c b/lib/dns/dnstap.c
index 072735b3112eb7e02c32d695e94cc9dc65e57483..b475174e330f9908bababef1a415b221191fab7a 100644 (file)
--- a/lib/dns/dnstap.c
+++ b/lib/dns/dnstap.c
@@ -339,7 +339,7 @@ destroy(dns_dtenv_t *env) {
 void
 dns_dt_detach(dns_dtenv_t **envp) {
        unsigned int refs;
-       dns_dtenv_t *env = *envp;
+       dns_dtenv_t *env;
 
        REQUIRE(envp != NULL && VALID_DTENV(*envp));