scan: validate OWE transition operating class/channel

If the IE's operating class and channel doesn't validate don't bother
storing the IE at all.
This commit is contained in:
James Prestwood 2021-09-22 12:34:16 -07:00 committed by Denis Kenzior
parent ea16ade5e0
commit e798d4fe9d
1 changed files with 11 additions and 6 deletions

View File

@ -49,6 +49,7 @@
#include "src/util.h"
#include "src/p2putil.h"
#include "src/mpdu.h"
#include "src/band.h"
#include "src/scan.h"
/* User configurable options */
@ -1060,14 +1061,18 @@ static void scan_parse_vendor_specific(struct scan_bss *bss, const void *data,
}
if (is_ie_wfa_ie(data, len, IE_WFA_OI_OWE_TRANSITION)) {
bss->owe_trans = l_new(struct ie_owe_transition_info, 1);
_auto_(l_free) struct ie_owe_transition_info *owe_trans =
l_new(struct ie_owe_transition_info, 1);
if (ie_parse_owe_transition(data - 2, len + 2,
bss->owe_trans) < 0) {
l_free(bss->owe_trans);
bss->owe_trans = NULL;
}
if (ie_parse_owe_transition(data - 2, len + 2, owe_trans) < 0)
return;
if (owe_trans->oper_class &&
oci_to_frequency(owe_trans->oper_class,
owe_trans->channel) < 0)
return;
bss->owe_trans = l_steal_ptr(owe_trans);
return;
}