Remove unused variables

bin/describe.cpp

@@ -153,7 +153,7 @@ void describe( const char* fname ) {
     std::vector< char > buffer( 4096, 0 );
 
     readf( buffer, 80, fp );
-    int len = storage_unit_label( buffer.data() );
+    storage_unit_label( buffer.data() );
 
     for( int record = 0; ; record++ ) {
         readf( buffer, 4, fp );

lib/src/dlisio.cpp

@@ -388,7 +388,7 @@ int dlis_lrsh( const char* xs,
     std::uint8_t typ;
     xs = dlis_unorm( xs, &len );
     xs = dlis_ushort( xs, &attr );
-    xs = dlis_ushort( xs, &typ );
+    dlis_ushort( xs, &typ );
 
     *seglen = len;
     *attrs = attr;
@@ -422,7 +422,7 @@ int dlis_encryption_packet_info( const char* xs,
                                  int* companycode ) {
     std::uint16_t ln, cc;
     xs = dlis_unorm( xs, &ln );
-    xs = dlis_unorm( xs, &cc );
+    dlis_unorm( xs, &cc );
 
     /*
      * RP66 rqeuires there to be at least 4 bytes, which means the actual

lib/src/io.cpp

@@ -317,7 +317,6 @@ record& stream::at( int i, record& rec ) noexcept (false) {
 
                 const auto vrl_len = remaining + len;
                 const auto tell = std::int64_t(this->fs.tellg()) - DLIS_LRSH_SIZE;
-                consistent = false;
                 const auto msg = "visible record/segment inconsistency: "
                                  "segment (which is {}) "
                                  ">= visible (which is {}) "