| Bugfix | |
| * In configurations with MBEDTLS_SSL_DTLS_CONNECTION_ID enabled but none of | |
| MBEDTLS_SSL_HW_RECORD_ACCEL, MBEDTLS_SSL_EXPORT_KEYS or MBEDTLS_DEBUG_C, | |
| DTLS handshakes using CID would crash due to a null pointer dereference. | |
| Fix this. Fixes #3998. |