Do not allocate memory if the bootsplash was not found. Found by Cppcheck 1.65. Fixes: [src/device/oprom/yabel/vbe.c:734]: (error) Memory leak: decdata Change-Id: Ie2283165c9d7650dce9baf9e892dd055d44dcce5 Signed-off-by: Daniele Forsi <dforsi@gmail.com> Reviewed-on: http://review.coreboot.org/6377 Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Tested-by: build bot (Jenkins) Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>