x86/simplefb: Use PTR_ERR_OR_ZERO
x86/simplefb: Use PTR_ERR_OR_ZERO

Replace IS_ERR/PTR_ERR

Signed-off-by: Fabian Frederick <3efd2a027b14fd890cd23a9ef6d1134b4e5ad850@skynet.be>
Link: http://lkml.kernel.org/r/1413576066-26925-1-git-send-email-3efd2a027b14fd890cd23a9ef6d1134b4e5ad850@skynet.be
Signed-off-by: H. Peter Anvin <8a453bad9912ffe59bc0f0b8abe03df9be19379e@linux.intel.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs