smpp: Checking an array for NULL will always be false

The if (submit->short_message) and if (smsc->system_id) will
always be true.

Fixes: Coverity CID 1042371, CID 1042372
2 files changed
tree: 7aff2b111f3f23d1272142d7b9dcb094eeaf1008
  1. debian/
  2. hlrsync/
  3. linux-kernel/
  4. openbsc/
  5. wireshark/
  6. README