Changed printf to FatalF
Changed printf to FatalF

Signed-off-by: Gan Shun Lim <2e7f5e6c120ad45644b6c32fd10bafcf8f554f9f@gmail.com>

hugelgupf/u-root,u-root/u-root,GanShun/u-root,u-root/u-root,u-root/u-root,GanShun/u-root,rminnich/u-root,hugelgupf/u-root,hugelgupf/u-root,GanShun/u-root,hugelgupf/u-root,rminnich/u-root,rminnich/u-root,rminnich/u-root