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Cris Bailiff found this flaw, gethostbyname_r() on linux returns 0 even

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when it can't lookup the name (at least in some cases) and thus we need
to make an extra check to detect failures.
This commit is contained in:
Daniel Stenberg 2002-09-30 08:07:16 +00:00
parent 296b35fe9b
commit 84fa12c885
1 changed files with 2 additions and 0 deletions
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2
lib/hostip.c
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@ -605,6 +605,8 @@ Curl_addrinfo *Curl_getaddrinfo(struct SessionHandle *data,
&h_errnop))==ERANGE) {
step_size+=200;
}
if(!h) /* failure */
res=1;
#ifdef MALLOCDEBUG
infof(data, "gethostbyname_r() uses %d bytes\n", step_size);