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[GPRS] NS: Don't hand Frame Relay LMI packets into the NS code

This commit is contained in:
Harald Welte 2010-05-28 16:12:57 +02:00
parent cc540c4a0c
commit 0ede21f547
1 changed files with 15 additions and 5 deletions
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20
openbsc/src/gprs/gprs_ns_frgre.c
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@ -206,19 +206,29 @@ int gprs_ns_rcvmsg(struct gprs_ns_inst *nsi, struct msgb *msg,
static int handle_nsfrgre_read(struct bsc_fd *bfd)
{
int error;
int rc;
struct sockaddr_in saddr;
struct gprs_ns_inst *nsi = bfd->data;
struct msgb *msg = read_nsfrgre_msg(bfd, &error, &saddr);
struct msgb *msg;
uint16_t dlci;
msg = read_nsfrgre_msg(bfd, &rc, &saddr);
if (!msg)
return error;
return rc;
error = gprs_ns_rcvmsg(nsi, msg, &saddr, GPRS_NS_LL_FR_GRE);
dlci = ntohs(saddr.sin_port);
if (dlci == 0 || dlci == 1023) {
LOGP(DNS, LOGL_INFO, "Received FR on LMI DLCI %u - ignoring\n",
dlci);
rc = 0;
goto out;
}
rc = gprs_ns_rcvmsg(nsi, msg, &saddr, GPRS_NS_LL_FR_GRE);
out:
msgb_free(msg);
return error;
return rc;
}
static int handle_nsfrgre_write(struct bsc_fd *bfd)