tracehook: comment pasto fixes

Fix some pasto's in comments in the new linux/tracehook.h and
asm-generic/syscall.h files.

Reported-by: Wenji Huang <[e-mail]>
Signed-off-by: Roland McGrath <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

include/asm-generic/syscall.h

···
  * @args:	array of argument values to store
  *
  * Changes @n arguments to the system call starting with the @i'th argument.
- * @n'th argument to @val.  Argument @i gets value @args[0], and so on.
+ * Argument @i gets value @args[0], and so on.
  * An arch inline version is probably optimal when @i and @n are constants.
  *
  * It's only valid to call this when @task is stopped for tracing on

include/linux/tracehook.h

···
  * tracehook_report_clone_complete().  This must prevent the child from
  * self-reaping if tracehook_report_clone_complete() uses the @child
  * pointer; otherwise it might have died and been released by the time
- * tracehook_report_report_clone_complete() is called.
+ * tracehook_report_clone_complete() is called.
  *
  * Called with no locks held, but the child cannot run until this returns.
  */