Fix return type in setup_smack function
Fix return type in setup_smack function

Change-Id: I52c8390beb6264ae0fddfcf3e02062fbafaed7b7
Signed-off-by: Oskar Świtalski <c21fdc02f3d85390d17afd385ee53d5bf1b42bdf@samsung.com>

Samsung/security-manager,Samsung/security-manager,Samsung/security-manager