Merge changes between 14282 and r14661 from /fsf/trunk.

git-svn-id: svn://svn.eglibc.org/trunk@14662 7b3dc134-2b1b-0410-93df-9e9f96275f8d

1 files changed, 10 insertions, 5 deletions

diff --git a/libc/nscd/grpcache.c b/libc/nscd/grpcache.c
index fa2192901..8a2f80ccd 100644
--- a/libc/nscd/grpcache.c
+++ b/libc/nscd/grpcache.c
@@ -114,13 +114,18 @@ cache_addgr (struct database_dyn *db, int fd, request_header *req,
 	     case.  */
 	  total = sizeof (notfound);
 
-	  written = TEMP_FAILURE_RETRY (send (fd, &notfound, total,
-					      MSG_NOSIGNAL));
+	  if (fd != -1)
+	    written = TEMP_FAILURE_RETRY (send (fd, &notfound, total,
+						MSG_NOSIGNAL));
 
-	  dataset = mempool_alloc (db, sizeof (struct dataset) + req->key_len,
-				   1);
 	  /* If we cannot permanently store the result, so be it.  */
-	  if (dataset != NULL)
+	  if (db->negtimeout == 0)
+	    {
+	      /* Mark the old entry as obsolete.  */
+	      if (dh != NULL)
+		dh->usable = false;
+	    }
+	  else if ((dataset = mempool_alloc (db, sizeof (struct dataset) + req->key_len, 1)) != NULL)
 	    {
 	      dataset->head.allocsize = sizeof (struct dataset) + req->key_len;
 	      dataset->head.recsize = total;