lint

crates/common/src/asterisc/io.rs

@@ -29,28 +29,28 @@ impl BasicKernelInterface for AsteriscIO {
     fn write(fd: FileDescriptor, buf: &[u8]) -> Result<RegisterSize> {
         unsafe {
             Ok(syscall::syscall3(
-                SyscallNumber::Write as usize,
+                SyscallNumber::Write as u64,
                 fd.into(),
-                buf.as_ptr() as usize,
-                buf.len(),
+                buf.as_ptr() as u64,
+                buf.len() as u64,
             ) as RegisterSize)
         }
     }
 
     fn read(fd: FileDescriptor, buf: &mut [u8]) -> Result<RegisterSize> {
         unsafe {
             Ok(syscall::syscall3(
-                SyscallNumber::Read as usize,
+                SyscallNumber::Read as u64,
                 fd.into(),
-                buf.as_ptr() as usize,
-                buf.len(),
+                buf.as_ptr() as u64,
+                buf.len() as u64,
             ) as RegisterSize)
         }
     }
 
     fn exit(code: RegisterSize) -> ! {
         unsafe {
-            syscall::syscall1(SyscallNumber::Exit as usize, code as usize);
+            syscall::syscall1(SyscallNumber::Exit as u64, code);
             panic!()
         }
     }

crates/preimage/src/oracle.rs

@@ -219,7 +219,7 @@ mod test {
 
         // Ensure writing to the pipe works.
         pipe_handle.write(MOCK_DATA).unwrap();
-        write.read(&mut buf).unwrap();
+        let _ = write.read(&mut buf).unwrap();
         assert_eq!(buf, MOCK_DATA);
 
         // Write mock data to the read end of the pipe; There's no host to respond.