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(add_hostent): don't use just-freed memory

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@8794 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
2000-07-24 02:34:20 +00:00
parent 67a0e02bc9
commit 531d514e9f
1 changed files with 4 additions and 3 deletions
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7
lib/roken/getaddrinfo.c
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@@ -246,10 +246,10 @@ add_hostent (int port, int protocol, int socktype,
char **h; char **h;
if (*flags & AI_CANONNAME) { if (*flags & AI_CANONNAME) {
canonname = find_fqdn (he); struct hostent *he2 = NULL;
canonname = find_fqdn (he);
if (strchr (canonname, '.') == NULL) { if (strchr (canonname, '.') == NULL) {
struct hostent *he2;
int error; int error;
he2 = getipnodebyaddr (he->h_addr_list[0], he->h_length, he2 = getipnodebyaddr (he->h_addr_list[0], he->h_length,
@@ -259,11 +259,12 @@ add_hostent (int port, int protocol, int socktype,
if (strchr (tmp, '.') != NULL) if (strchr (tmp, '.') != NULL)
canonname = tmp; canonname = tmp;
freehostent (he2);
} }
} }
canonname = strdup (canonname); canonname = strdup (canonname);
if (he2 != NULL)
freehostent (he2);
if (canonname == NULL) if (canonname == NULL)
return EAI_MEMORY; return EAI_MEMORY;
} }