scp: Fix Mandatory MISRA C:2012 defects
Created by: AhmedImbabyGadallah
In this patch all MISRA C:2012 mandatory defects are fixed. In particular rule 9.1. As this is the mandatory rule affected.
Change-Id: I969906065d0dd28196d578f971adab24123c1cfb Signed-off-by: Ahmed Gadallah ahmed.gadallah@arm.com