seccomp fixes for v5.14-rc6

- Fix typo in user notification documentation (Rodrigo Campos)
 
 - Fix userspace counter report when using TSYNC (Hsuan-Chi Kuo, Wiktor Garbacz)
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Merge tag 'seccomp-v5.14-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

Pull seccomp fixes from Kees Cook:

 - Fix typo in user notification documentation (Rodrigo Campos)

 - Fix userspace counter report when using TSYNC (Hsuan-Chi Kuo, Wiktor
   Garbacz)

* tag 'seccomp-v5.14-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
  seccomp: Fix setting loaded filter count during TSYNC
  Documentation: seccomp: Fix typo in user notification

Documentation/userspace-api/seccomp_filter.rst

@@ -263,7 +263,7 @@ Userspace can also add file descriptors to the notifying process via
 ``ioctl(SECCOMP_IOCTL_NOTIF_ADDFD)``. The ``id`` member of
 ``struct seccomp_notif_addfd`` should be the same ``id`` as in
 ``struct seccomp_notif``. The ``newfd_flags`` flag may be used to set flags
-like O_EXEC on the file descriptor in the notifying process. If the supervisor
+like O_CLOEXEC on the file descriptor in the notifying process. If the supervisor
 wants to inject the file descriptor with a specific number, the
 ``SECCOMP_ADDFD_FLAG_SETFD`` flag can be used, and set the ``newfd`` member to
 the specific number to use. If that file descriptor is already open in the

kernel/seccomp.c

@@ -602,7 +602,7 @@ static inline void seccomp_sync_threads(unsigned long flags)
 		smp_store_release(&thread->seccomp.filter,
 				  caller->seccomp.filter);
 		atomic_set(&thread->seccomp.filter_count,
-			   atomic_read(&thread->seccomp.filter_count));
+			   atomic_read(&caller->seccomp.filter_count));
 
 		/*
 		 * Don't let an unprivileged task work around