[v9_10] silence warning

diff --git a/lib/dns/rbtdb.c b/lib/dns/rbtdb.c
index 65228dca1fad10c4c8ac90b67c72d843bb0221d8..e2c964b0ac0f5e869a2c8728b95ca3cd1d2d08d1 100644 (file)
--- a/lib/dns/rbtdb.c
+++ b/lib/dns/rbtdb.c
@@ -2496,7 +2496,6 @@ closeversion(dns_db_t *db, dns_dbversion_t **versionp, isc_boolean_t commit) {
        dns_rbtnode_t *rbtnode;
        unsigned int refs;
        rdatasetheader_t *header;
-       isc_boolean_t writer;
 
        REQUIRE(VALID_RBTDB(rbtdb));
        version = (rbtdb_version_t *)*versionp;
@@ -2518,7 +2517,6 @@ closeversion(dns_db_t *db, dns_dbversion_t **versionp, isc_boolean_t commit) {
 
        RBTDB_LOCK(&rbtdb->lock, isc_rwlocktype_write);
        serial = version->serial;
-       writer = version->writer;
        if (version->writer) {
                if (commit) {
                        unsigned cur_ref;