smpp: Do not check conn for being null

We are deferencing conn earlier in this function without doing
a null check. At the time deliver_to_esme is called the conn
will always exist and even the lchan is likely to be present.
Remove the null check for conn right now.

Fixes: Coverity CID 1210594
1 file changed
tree: cc2527883f1becf37735af31aa26b6de59f84657
  1. debian/
  2. hlrsync/
  3. linux-kernel/
  4. openbsc/
  5. wireshark/
  6. README