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.
1 file changed
tree: 20550582b3b3f33a77e5646add039e623a02e05f
  1. hlrsync/
  2. libosmocore/
  3. linux-kernel/
  4. openbsc/
  5. rrlp-ephemeris/
  6. wireshark/