[automerger] DO NOT MERGE: Add bounds check to l2cble_process_sig_cmd L2CAP_CMD_DISC_REQ am: a75ccdc7 am: 049e0c62 skipped: 72eb87a7 am: 66cf5dda Change-Id: Ic7d932ba006ebaf2d77be88752f69c71bbefb37c