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Ensure getaddrinfo_all returns null result on failure.

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This commit is contained in:
Tom Lane 2004-04-24 20:10:47 +00:00
parent 1a60128573
commit 14684ca28f
1 changed files with 5 additions and 2 deletions
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7
src/backend/libpq/ip.c
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@ -8,7 +8,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/libpq/ip.c,v 1.23 2003/09/12 20:18:51 tgl Exp $ * $Header: /cvsroot/pgsql/src/backend/libpq/ip.c,v 1.23.2.1 2004/04/24 20:10:47 tgl Exp $
* *
* This file and the IPV6 implementation were initially provided by * This file and the IPV6 implementation were initially provided by
* Nigel Kukard <nkukard@lbsd.net>, Linux Based Systems Design * Nigel Kukard <nkukard@lbsd.net>, Linux Based Systems Design
@ -67,8 +67,11 @@ static int getnameinfo_unix(const struct sockaddr_un * sa, int salen,
*/ */
int int
getaddrinfo_all(const char *hostname, const char *servname, getaddrinfo_all(const char *hostname, const char *servname,
const struct addrinfo * hintp, struct addrinfo ** result) const struct addrinfo *hintp, struct addrinfo **result)
{ {
/* not all versions of getaddrinfo() zero *result on failure */
*result = NULL;
#ifdef HAVE_UNIX_SOCKETS #ifdef HAVE_UNIX_SOCKETS
if (hintp != NULL && hintp->ai_family == AF_UNIX) if (hintp != NULL && hintp->ai_family == AF_UNIX)
return getaddrinfo_unix(servname, hintp, result); return getaddrinfo_unix(servname, hintp, result);