Removing warnings

9 files changed, 9 insertions, 10 deletions

diff --git a/lib/net/ssh/authentication/methods/keyboard_interactive.rb b/lib/net/ssh/authentication/methods/keyboard_interactive.rb
index bf17e4d..5bf82de 100644
--- a/lib/net/ssh/authentication/methods/keyboard_interactive.rb
+++ b/lib/net/ssh/authentication/methods/keyboard_interactive.rb
@@ -42,7 +42,7 @@ module Net
                   puts(instruction) unless instruction.empty?
                 end
 
-                lang_tag = message.read_string
+                _ = message.read_string # lang_tag
                 responses =[]
   
                 message.read_long.times do
diff --git a/lib/net/ssh/authentication/session.rb b/lib/net/ssh/authentication/session.rb
index d4fe19b..96c63c5 100644
--- a/lib/net/ssh/authentication/session.rb
+++ b/lib/net/ssh/authentication/session.rb
@@ -54,7 +54,7 @@ module Net; module SSH; module Authentication
       debug { "beginning authentication of `#{username}'" }
 
       transport.send_message(transport.service_request("ssh-userauth"))
-      message = expect_message(SERVICE_ACCEPT)
+      expect_message(SERVICE_ACCEPT)
 
       key_manager = KeyManager.new(logger, options)
       keys.each { |key| key_manager.add(key) } unless keys.empty?
@@ -70,7 +70,7 @@ module Net; module SSH; module Authentication
           debug { "trying #{name}" }
           begin 
             method = Methods.const_get(name.split(/\W+/).map { |p| p.capitalize }.join).new(self, :key_manager => key_manager)
-          rescue NameError => ne
+          rescue NameError
             debug{"Mechanism #{name} was requested, but isn't a known type.  Ignoring it."}
             next
           end
diff --git a/lib/net/ssh/buffer.rb b/lib/net/ssh/buffer.rb
index 83b73f3..d3fb788 100644
--- a/lib/net/ssh/buffer.rb
+++ b/lib/net/ssh/buffer.rb
@@ -261,7 +261,7 @@ module Net; module SSH
           else
             begin
               key = OpenSSL::PKey::EC.read_keyblob($1, self)
-            rescue OpenSSL::PKey::ECError => e
+            rescue OpenSSL::PKey::ECError
               raise NotImplementedError, "unsupported key type `#{type}'"
             end
           end
diff --git a/lib/net/ssh/key_factory.rb b/lib/net/ssh/key_factory.rb
index b4b696c..34dc37c 100644
--- a/lib/net/ssh/key_factory.rb
+++ b/lib/net/ssh/key_factory.rb
@@ -105,7 +105,7 @@ module Net; module SSH
       # the file describes an RSA or DSA key, and will load it
       # appropriately. The new public key is returned.
       def load_data_public_key(data, filename="")
-        type, blob = data.split(/ /)
+        _, blob = data.split(/ /)
 
         raise Net::SSH::Exception, "public key at #{filename} is not valid" if blob.nil?
 
diff --git a/lib/net/ssh/transport/algorithms.rb b/lib/net/ssh/transport/algorithms.rb
index de084ff..d34e1ea 100644
--- a/lib/net/ssh/transport/algorithms.rb
+++ b/lib/net/ssh/transport/algorithms.rb
@@ -263,7 +263,7 @@ module Net; module SSH; module Transport
         # TODO: if first_kex_packet_follows, we need to try to skip the
         # actual kexinit stuff and try to guess what the server is doing...
         # need to read more about this scenario.
-        first_kex_packet_follows = packet.read_bool
+        # first_kex_packet_follows = packet.read_bool
 
         return data
       end
diff --git a/lib/net/ssh/transport/key_expander.rb b/lib/net/ssh/transport/key_expander.rb
index 86e608d..a513d85 100644
--- a/lib/net/ssh/transport/key_expander.rb
+++ b/lib/net/ssh/transport/key_expander.rb
@@ -22,5 +22,5 @@ module Net; module SSH; module Transport
 
     return k
   end
-end
+  end
 end; end; end
diff --git a/lib/net/ssh/transport/openssl.rb b/lib/net/ssh/transport/openssl.rb
index 3364b98..dc2fdb0 100644
--- a/lib/net/ssh/transport/openssl.rb
+++ b/lib/net/ssh/transport/openssl.rb
@@ -153,7 +153,7 @@ module OpenSSL
             key.public_key = point
 
             return key
-          rescue OpenSSL::PKey::ECError => e
+          rescue OpenSSL::PKey::ECError
             raise NotImplementedError, "unsupported key type `#{type}'"
           end
 
diff --git a/lib/net/ssh/transport/packet_stream.rb b/lib/net/ssh/transport/packet_stream.rb
index 807db5c..7d5fcab 100644
--- a/lib/net/ssh/transport/packet_stream.rb
+++ b/lib/net/ssh/transport/packet_stream.rb
@@ -219,7 +219,6 @@ module Net; module SSH; module Transport
         padding_length = @packet.read_byte
 
         payload = @packet.read(@packet_length - padding_length - 1)
-        padding = @packet.read(padding_length) if padding_length > 0
 
         my_computed_hmac = server.hmac.digest([server.sequence_number, @packet.content].pack("NA*"))
         raise Net::SSH::Exception, "corrupted mac detected" if real_hmac != my_computed_hmac
diff --git a/lib/net/ssh/transport/server_version.rb b/lib/net/ssh/transport/server_version.rb
index 9cdd36c..ca4a072 100644
--- a/lib/net/ssh/transport/server_version.rb
+++ b/lib/net/ssh/transport/server_version.rb
@@ -46,7 +46,7 @@ module Net; module SSH; module Transport
             begin
               b = socket.readpartial(1)
               raise Net::SSH::Disconnect, "connection closed by remote host" if b.nil?
-            rescue EOFError => e
+            rescue EOFError
               raise Net::SSH::Disconnect, "connection closed by remote host"
             end
             @version << b