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(nscd_gethst_r): Avoid unnecesary read call if there are no aliases.

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This commit is contained in:
Ulrich Drepper 2005-11-19 17:09:03 +00:00
parent d11edae6f2
commit 74ac0a89d2
1 changed files with 3 additions and 2 deletions
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5
nscd/nscd_gethst_r.c
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@ -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;