Fix memory leaks in do_NR_RRCRelease()

openair2/RRC/NR/MESSAGES/asn1_msg.c

@@ -659,6 +659,7 @@ int do_NR_RRCRelease(uint8_t *buffer, size_t buffer_size, uint8_t Transaction_id
                                    buffer_size);
   AssertFatal(enc_rval.encoded > 0, "ASN1 message encoding failed (%s, %lu)!\n",
               enc_rval.failed_type->name, enc_rval.encoded);
+  ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_NR_DL_DCCH_Message, &dl_dcch_msg);
   return((enc_rval.encoded+7)/8);
 }