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authorHolger Hans Peter Freyther <zecke@selfish.org>2010-04-21 18:56:12 +0800
committerHolger Hans Peter Freyther <zecke@selfish.org>2010-04-21 18:56:12 +0800
commit93cc16ae4f85c8712f50881f094c1ac6882f99f3 (patch)
tree52c332b45d480fac9da17f8caf3c4088009eb99c /openbsc/src/nat/bsc_sccp.c
parent119a1976f538d671e7c9b097f2dc8aff76d3be15 (diff)
[nat] Lookup by BSC Connection otherwise the point of reassigning the is defeated
When sending a MSG to the MSC try to find the to be used "src" reference by comparing the reference on the BSC and the BSC connection. Only this tuple needs to be unique. Actually only when looking at the SRC REF we need to compare the BSC as the dest reference should be unique but we are just making the check a bit stronger to make it look symmetric.
Diffstat (limited to 'openbsc/src/nat/bsc_sccp.c')
-rw-r--r--openbsc/src/nat/bsc_sccp.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/openbsc/src/nat/bsc_sccp.c b/openbsc/src/nat/bsc_sccp.c
index 2edfc5983..4ef2d551b 100644
--- a/openbsc/src/nat/bsc_sccp.c
+++ b/openbsc/src/nat/bsc_sccp.c
@@ -204,11 +204,14 @@ struct sccp_connections *patch_sccp_src_ref_to_bsc(struct msgb *msg,
*/
struct sccp_connections *patch_sccp_src_ref_to_msc(struct msgb *msg,
struct bsc_nat_parsed *parsed,
- struct bsc_nat *nat)
+ struct bsc_connection *bsc)
{
struct sccp_connections *conn;
- llist_for_each_entry(conn, &nat->sccp_connections, list_entry) {
+ llist_for_each_entry(conn, &bsc->nat->sccp_connections, list_entry) {
+ if (conn->bsc != bsc)
+ continue;
+
if (parsed->src_local_ref) {
if (equal(parsed->src_local_ref, &conn->real_ref)) {
*parsed->src_local_ref = conn->patched_ref;