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fixup so urllist data is kept within it's own memory before strtok

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fixes #41
This commit is contained in:
Klas Lindfors 2014-07-29 09:23:10 +02:00
parent a418b703f3
commit 54989c3f3f
1 changed files with 5 additions and 3 deletions
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8
pam_yubico.c
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@ -810,6 +810,7 @@ pam_sm_authenticate (pam_handle_t * pamh,
struct cfg *cfg = &cfg_st; /* for DBG macro */
size_t templates = 0;
char *urls[10];
char *tmpurl = NULL;
parse_cfg (flags, argc, argv, cfg);
@ -896,11 +897,10 @@ pam_sm_authenticate (pam_handle_t * pamh,
{
char *saveptr = NULL;
char *part = NULL;
char *tmpurl = cfg->urllist;
tmpurl = strdup(cfg->urllist);
while ((part = strtok_r(tmpurl, ";", &saveptr)))
while ((part = strtok_r(templates == 0 ? tmpurl : NULL, ";", &saveptr)))
{
tmpurl = NULL;
if(templates == 10)
{
DBG (("maximum 10 urls supported in list."));
@ -1079,6 +1079,8 @@ done:
free(urls[i]);
}
}
if (tmpurl)
free(tmpurl);
if (ykc)
ykclient_done (&ykc);
if (cfg->alwaysok && retval != PAM_SUCCESS)