Fix possible free(NULL) in control.c

svn:r5306
This commit is contained in:
Nick Mathewson 2005-10-25 07:02:13 +00:00
parent 26caf69555
commit 91a666064a

View File

@ -847,10 +847,14 @@ handle_control_getconf(connection_t *conn, uint32_t body_len, const char *body)
}
done:
if (answers) SMARTLIST_FOREACH(answers, char *, cp, tor_free(cp));
if (questions) SMARTLIST_FOREACH(questions, char *, cp, tor_free(cp));
smartlist_free(answers);
smartlist_free(questions);
if (answers) {
SMARTLIST_FOREACH(answers, char *, cp, tor_free(cp));
smartlist_free(answers);
}
if (questions) {
SMARTLIST_FOREACH(questions, char *, cp, tor_free(cp));
smartlist_free(questions);
}
smartlist_free(unrecognized);
tor_free(msg);
@ -1472,10 +1476,14 @@ handle_control_getinfo(connection_t *conn, uint32_t len, const char *body)
}
done:
if (answers) SMARTLIST_FOREACH(answers, char *, cp, tor_free(cp));
if (questions) SMARTLIST_FOREACH(questions, char *, cp, tor_free(cp));
smartlist_free(answers);
smartlist_free(questions);
if (answers) {
SMARTLIST_FOREACH(answers, char *, cp, tor_free(cp));
smartlist_free(answers);
}
if (questions) {
SMARTLIST_FOREACH(questions, char *, cp, tor_free(cp));
smartlist_free(questions);
}
smartlist_free(unrecognized);
tor_free(msg);
@ -2483,7 +2491,7 @@ enable_control_logging(void)
/** We got a log message: tell any interested control connections. */
void
control_event_logmsg(int severity, int domain, const char *msg)
control_event_logmsg(int severity, unsigned int domain, const char *msg)
{
int oldlog, event;