[MIPS] Expand TABS and remove redundant return parenthesis.

Also fixed syscall.c to use curly brackets in case
statements to be more like bionic.

Change-Id: I20ffab9a474a2132b47fb4e765966c956aab2aff
Signed-off-by: Pete Delaney <piet.delaney@imgtec.com>
Signed-off-by: Chris Dearman <chris.dearman@imgtec.com>
Signed-off-by: Paul Lind <paul.lind@imgtec.com>
7 files changed