ussd: Move to use gsm_7bit_encode_n_ussd for USSD encoding

The legacy functions have a bad/wrong return value for the number
of septets in the string. Change the code to use the new functions
which will fix encoding issues as well.
1 file changed
tree: b761e3b93604e2460fe0889b37f2c76108c039a4
  1. debian/
  2. hlrsync/
  3. linux-kernel/
  4. openbsc/
  5. wireshark/
  6. README