Merge git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6:
  jfs: Fix 32bit build warning
  Remove obsolete comment in fs.h
  Sanitize f_flags helpers
  Fix f_flags/f_mode in case of lookup_instantiate_filp() from open(pathname, 3)
  anonfd: Allow making anon files read-only
  fs/compat_ioctl.c: fix build error when !BLOCK
  pohmelfs needs I_LOCK
  alloc_file(): simplify handling of mnt_clone_write() errors

1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index e0eb4a2fe183..1f38270f08c7 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -4724,7 +4724,7 @@ SYSCALL_DEFINE5(perf_event_open,
         if (IS_ERR(event))
                 goto err_put_context;
 
-        err = anon_inode_getfd("[perf_event]", &perf_fops, event, 0);
+        err = anon_inode_getfd("[perf_event]", &perf_fops, event, O_RDWR);
         if (err < 0)
                 goto err_free_put_context;