mirror of
https://github.com/vanhoefm/fragattacks.git
synced 2024-11-25 00:38:24 -05:00
Free old eap_user_file data on configuration change
This fixes a memory leak if hostapd eap_user_file parameter is modified. Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
parent
3b86e9d52c
commit
4437f8fc77
@ -216,7 +216,7 @@ static int hostapd_config_read_eap_user(const char *fname,
|
||||
FILE *f;
|
||||
char buf[512], *pos, *start, *pos2;
|
||||
int line = 0, ret = 0, num_methods;
|
||||
struct hostapd_eap_user *user = NULL, *tail = NULL;
|
||||
struct hostapd_eap_user *user = NULL, *tail = NULL, *new_user = NULL;
|
||||
|
||||
if (!fname)
|
||||
return 0;
|
||||
@ -494,7 +494,7 @@ static int hostapd_config_read_eap_user(const char *fname,
|
||||
|
||||
done:
|
||||
if (tail == NULL) {
|
||||
tail = conf->eap_user = user;
|
||||
tail = new_user = user;
|
||||
} else {
|
||||
tail->next = user;
|
||||
tail = user;
|
||||
@ -510,6 +510,18 @@ static int hostapd_config_read_eap_user(const char *fname,
|
||||
|
||||
fclose(f);
|
||||
|
||||
if (ret == 0) {
|
||||
user = conf->eap_user;
|
||||
while (user) {
|
||||
struct hostapd_eap_user *prev;
|
||||
|
||||
prev = user;
|
||||
user = user->next;
|
||||
hostapd_config_free_eap_user(prev);
|
||||
}
|
||||
conf->eap_user = new_user;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
#endif /* EAP_SERVER */
|
||||
|
Loading…
Reference in New Issue
Block a user