diff options
Diffstat (limited to 'accel-pptpd/ctrl')
| -rw-r--r-- | accel-pptpd/ctrl/pppoe/pppoe.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/accel-pptpd/ctrl/pppoe/pppoe.c b/accel-pptpd/ctrl/pppoe/pppoe.c index b369084..daa07b7 100644 --- a/accel-pptpd/ctrl/pppoe/pppoe.c +++ b/accel-pptpd/ctrl/pppoe/pppoe.c @@ -878,12 +878,24 @@ static void pppoe_serv_close(struct triton_context_t *ctx) void pppoe_server_start(const char *ifname, void *cli) { - struct pppoe_serv_t *serv = _malloc(sizeof(*serv)); + struct pppoe_serv_t *serv; int sock; int opt = 1; struct ifreq ifr; struct sockaddr_ll sa; + pthread_rwlock_rdlock(&serv_lock); + list_for_each_entry(serv, &serv_list, entry) { + if (!strcmp(serv->ifname, ifname)) { + if (cli) + cli_send(cli, "error: already exists\r\n"); + pthread_rwlock_unlock(&serv_lock); + return; + } + } + pthread_rwlock_unlock(&serv_lock); + + serv = _malloc(sizeof(*serv)); memset(serv, 0, sizeof(*serv)); sock = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_PPP_DISC)); |