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eliminate a race condition in Curl_resolv_timeout()

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This commit is contained in:
Kamil Dudka 2010-04-04 23:34:24 +02:00
parent e7e37a246a
commit 64ac64e783
2 changed files with 6 additions and 2 deletions
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5
lib/hostip.c
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@ -628,6 +628,9 @@ int Curl_resolv_timeout(struct connectdata *conn,
clean_up:
if (timeout > 0) {
if(!prev_alarm)
/* deactivate a possibly active alarm before uninstalling the handler */
alarm(0);
#ifdef HAVE_SIGACTION
if(keep_copysig) {
@ -664,8 +667,6 @@ clean_up:
else
alarm((unsigned int)alarm_set);
}
else
alarm(0); /* just shut it off */
}
#endif /* USE_ALARM_TIMEOUT */