fix locking hierarchy violation [RT #1672] (9.1 branch only)

diff --git a/lib/dns/request.c b/lib/dns/request.c
index ee64e9d7f254b444e2f48a0ba67c142bfcdc99fb..ca1e7c2eaf71b792e638414be2b686d12897c789 100644 (file)
--- a/lib/dns/request.c
+++ b/lib/dns/request.c
@@ -15,7 +15,7 @@
  * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: request.c,v 1.45.2.4 2001/06/14 14:36:05 gson Exp $ */
+/* $Id: request.c,v 1.45.2.5 2001/08/29 01:17:14 gson Exp $ */
 
 #include <config.h>
 
@@ -1164,13 +1164,13 @@ dns_request_destroy(dns_request_t **requestp) {
 
        req_log(ISC_LOG_DEBUG(3), "dns_request_destroy: request %p", request);
 
-       LOCK(&request->requestmgr->locks[request->hash]);
        LOCK(&request->requestmgr->lock);
+       LOCK(&request->requestmgr->locks[request->hash]);
        ISC_LIST_UNLINK(request->requestmgr->requests, request, link);
-       UNLOCK(&request->requestmgr->lock);
        INSIST(!DNS_REQUEST_CONNECTING(request));
        INSIST(!DNS_REQUEST_SENDING(request));
        UNLOCK(&request->requestmgr->locks[request->hash]);
+       UNLOCK(&request->requestmgr->lock);
 
        req_destroy(request);