From: "Siddha, Suresh B" <suresh.b.siddha@intel.com>

Fix off by one in TSS limit.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>