diff --git a/internal/sysfs/file_windows.go b/internal/sysfs/file_windows.go
index 4aa100c89c9..129ce1fd458 100644
--- a/internal/sysfs/file_windows.go
+++ b/internal/sysfs/file_windows.go
@@ -85,12 +85,9 @@ func readSocket(h uintptr, buf []byte) (int, sys.Errno) {
 	errno := syscall.ReadFile(syscall.Handle(h), buf, &done, &overlapped)
 	if errors.Is(errno, syscall.ERROR_IO_PENDING) {
 		nBytesTransferred, errno := getOverlappedResult(syscall.Handle(h), &overlapped, false)
-		if errno != 0 {
-			if errors.Is(errno, _ERROR_IO_INCOMPLETE) {
-				errno = syscall.EAGAIN
-			}
+		if errors.Is(errno, _ERROR_IO_INCOMPLETE) {
+			return int(nBytesTransferred), sys.EAGAIN
 		}
-		done = nBytesTransferred
 	}
 
 	return int(done), sys.UnwrapOSError(errno)