From 74ac0a89d27d1bff7238ecb14dd0a5009c2f479b Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Sat, 19 Nov 2005 17:09:03 +0000 Subject: (nscd_gethst_r): Avoid unnecesary read call if there are no aliases. --- nscd/nscd_gethst_r.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/nscd/nscd_gethst_r.c b/nscd/nscd_gethst_r.c index 70ee38b71f..9fa10e2740 100644 --- a/nscd/nscd_gethst_r.c +++ b/nscd/nscd_gethst_r.c @@ -328,8 +328,9 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type, /* And finally read the aliases. */ if (addr_list == NULL) { - if ((size_t) __readall (sock, resultbuf->h_aliases[0], total_len) - == total_len) + if (total_len == 0 + || ((size_t) __readall (sock, resultbuf->h_aliases[0], total_len) + == total_len)) { retval = 0; *result = resultbuf; -- cgit v1.2.3