close newfs on fopen fail

Co-authored-by: Remi Gacogne <github@coredump.fr>

diff --git a/pdns/recursordist/negcache.cc b/pdns/recursordist/negcache.cc
index 3097ec0042418ff67125d8bad4e5f95c5bc757e7..cf3b76fe8fb74b7b976724ca33078136ed27bb80 100644 (file)
--- a/pdns/recursordist/negcache.cc
+++ b/pdns/recursordist/negcache.cc
@@ -274,6 +274,7 @@ size_t NegCache::doDump(int fd, size_t maxCacheEntries)
   }
   auto fp = std::unique_ptr<FILE, int (*)(FILE*)>(fdopen(newfd, "w"), fclose);
   if (!fp) {
+    close(newfd);
     return 0;
   }
   fprintf(fp.get(), "; negcache dump follows\n;\n");