INSIST that the zone in locked before unlocking

This is the counterpart to the INSIST(!zone->locked) when the zone
is locked.

diff --git a/lib/dns/zone.c b/lib/dns/zone.c
index c1f639f941b4ab1d76deee3e4890211040139bd2..e0c186ff8fdde8c87fc828b5f05c6cd9516c0fbb 100644 (file)
--- a/lib/dns/zone.c
+++ b/lib/dns/zone.c
@@ -193,6 +193,7 @@ typedef struct dns_include dns_include_t;
        } while (0)
 #define UNLOCK_ZONE(z)               \
        do {                         \
+               INSIST((z)->locked); \
                (z)->locked = false; \
                UNLOCK(&(z)->lock);  \
        } while (0)