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rll_establish: When on a TCH always use the SACH for SAPI!=0 

When we are on a TCH/H or TCH/F always use the SACH for SAPI!=0
for the establishment otherwise it will never be answered. This
can be tested by starting to page with a traffic channel and then
trying to submit the SMS.
This commit is contained in:
Holger Hans Peter Freyther 2010-03-24 14:11:39 +01:00
parent edee7944a5
commit 9cc020ab21
1 changed files with 1 additions and 2 deletions
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3
openbsc/src/bsc_rll.c
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@ -80,8 +80,7 @@ int rll_establish(struct gsm_lchan *lchan, u_int8_t sapi,
/* If we are a TCH and not in signalling mode, we need to
* indicate that the new RLL connection is to be made on the SACCH */
if ((lchan->type == GSM_LCHAN_TCH_F ||
lchan->type == GSM_LCHAN_TCH_H) &&
lchan->rsl_cmode != RSL_CMOD_SPD_SIGN)
lchan->type == GSM_LCHAN_TCH_H) && sapi != 0)
link_id |= 0x40;
use_lchan(lchan);