Upstream commit e727ca82 ("proc connector: fix info leaks")
changed many functions that don't exist in 2.6.32.y.  When it was
cherry-picked into 2.6.32.61, one extra memset() calls was inserted
into proc_exit_connector().  This results in clearing the cpu
field of exit events.
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Acked-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Willy Tarreau <w@1wt.eu>