1 files changed, 3 insertions, 1 deletions
diff --git a/perf-event/src/lib.rs b/perf-event/src/lib.rs
index 03ef643..68eee38 100644
--- a/perf-event/src/lib.rs
+++ b/perf-event/src/lib.rs
@@ -612,10 +612,12 @@ impl<'a> Builder<'a> {
             None => -1,
         };
 
+
+        println!("{:?}", self.attrs);
         let file = unsafe {
             File::from_raw_fd(check_errno_syscall(|| {
                 sys::perf_event_open(&mut self.attrs, pid, cpu, group_fd, flags as c_ulong)
-            })?)
+            }).unwrap())
         };
 
         // If we're going to be part of a Group, retrieve the ID the kernel