exynos: silence a warning

Change-Id: I84eef2564d4158cbd52f0e412e70bf7cf444f52a
Signed-off-by: zwliew <zhaoweiliew@gmail.com>
exynos: silence a warning

Change-Id: Iba4073bb5444603892fc6046386cdc18343f7966
Signed-off-by: zwliew <zhaoweiliew@gmail.com>