libtracefs: Fix tracefs_iterate_stop() when instance is used

There was a cut and paste error where tracefs_iterate_stop() was using the
instance->pipe_keep_going instead of the instance->iterate_keep_going and
it caused the tracefs_iterate_stop() to not stop the iterator on
instances.

Link: https://lore.kernel.org/linux-trace-devel/20221114235651.7c1b98d7@gandalf.local.home

Fixes: ffcc062c6352d ("libtracefs: Add tracefs_iterate_stop()")
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
1 file changed