jfs: %pf is only for function pointers

Use %ps for actual addresses, otherwise you'll get bad output
on arches like ppc64 where %pf expects a function descriptor.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com>
Cc: jfs-discussion@lists.sourceforge.net