Remove ilock from file::pread

1007e834 · Silas Boyd-Wickizer · f57e3e36 · 1007e834
--- a/kernel/file.cc
+++ b/kernel/file.cc
@@ -91,11 +91,9 @@ file::pread(char *addr, size_t n, off_t off)
 {
  if(type == file::FD_INODE){
    int r;
-    ilock(ip, 0);
    if(ip->type == 0)
      panic("file::pread");
    r = readi(ip, addr, off, n);
-    iunlock(ip);
    return r;
  }
  return -1;