tree c9c5df9a5461cb2461a5fb72f3dcf8f20b7e0d2f
parent 5275c152e597e7c8e1d80ea38103892af27d0879
author Neels Hofmeyr <nhofmeyr@sysmocom.de> 1476062645 +0200
committer Neels Hofmeyr <nhofmeyr@sysmocom.de> 1476062649 +0200

abis_rsl_rx_dchan(): guard against lchan_lookup() returning NULL

Found this by coincidence, no actual failure case was observed.

lchan_lookup() does have a return NULL code path, so we should not blindly use
its returned pointer.

Change-Id: I34ce126d36420b8194c88c0faa865294334a6658