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bsc_patch: Don't even parse MM INFO if TZ patching is not enabled. 

Change-Id: Ief159111b8753db83861194c2a035a1f08eb77b0
This commit is contained in:
Alexander Chemeris 2020-05-18 00:48:38 +03:00 committed by laforge
parent 45f73247ee
commit c955655b20
1 changed files with 5 additions and 5 deletions
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src/osmo-bsc/osmo_bsc_filter.c
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@ -49,6 +49,11 @@ static int bsc_patch_mm_info(struct gsm_subscriber_connection *conn,
uint8_t tzbsd = 0;
uint8_t dst = 0;
/* Is TZ patching enabled? */
struct gsm_tz *tz = &conn->network->tz;
if (!tz->override)
return 0;
parse_res = tlv_parse(&tp, &gsm48_mm_att_tlvdef, data, length, 0, 0);
if (parse_res <= 0 && parse_res != -3)
/* FIXME: -3 means unknown IE error, so this accepts messages
@ -56,11 +61,6 @@ static int bsc_patch_mm_info(struct gsm_subscriber_connection *conn,
* IE and the message is broken or parsed incompletely. */
return 0;
/* Is TZ patching enabled? */
struct gsm_tz *tz = &conn->network->tz;
if (!tz->override)
return 0;
/* Convert tz.hr and tz.mn to units */
if (tz->hr < 0) {
tzunits = -tz->hr*4;