related: obex, smp, pbap, sdp, rfcomm, stack_dm
- Deinit function doesn't delete connection when OBEX_DYNAMIC_MEMORY is on
- Union tGOEPC_DATA sometimes is free by osi_free in some cases when it contains mtu_id
- Add correct free and return solution after fail
- Fix symbol mistake in mod calculation
- Fix pointer-related UAF problems and memory free problems
- Fix buffer overflows and out-of-bounds access
- Fix infinite loops triggered by integer overflow wraparound
- Fix double free
- Change layer_specific usage to avoid heap overflow
- Add some NULL check for pointers
- Fix sdp_db free function
- Fix state table mismatch
1: add the CONFIG_BT_BQB_ENABLED for some functions of bqb test.
2: add bqb_rfc_send_msc_cmd function to send rfcomm msc command with
only address arg input.
