osmux: fix access to uninitialized memory area in scheduled_tx_*_cb

mgcp_send() needs some initialized address when printing a log message.
Nothing really serious but let's calm down valgrind.
1 file changed
tree: 97144995ebff93cec7f0b5e8985f40c9965a5467
  1. debian/
  2. hlrsync/
  3. linux-kernel/
  4. openbsc/
  5. wireshark/
  6. README