ndb/dns: fix netmkaddr() race, dnlock consistency, strcpy, cleanups

[plan9front.git] / sys / src / cmd / ndb / dnsdebug.c

diff --git a/sys/src/cmd/ndb/dnsdebug.c b/sys/src/cmd/ndb/dnsdebug.c
old mode 100755 (executable)
new mode 100644 (file)
index 28ecf9a..8a9623f
--- a/sys/src/cmd/ndb/dnsdebug.c
+++ b/sys/src/cmd/ndb/dnsdebug.c
@@ -343,7 +343,9 @@ preloadserveraddrs(void)
 
        l = &first;
        for(rp = serveraddrs; rp != nil; rp = rp->next){
+               lock(&dnlock);
                rrcopy(rp, l);
+               unlock(&dnlock);
                rrattach(first, Authoritative);
        }
 }