
Valgrind reports that when loading a non-ELF kernel, kernel_top may be used uninitialised when checking for an initrd. Since there are no known non-ELF kernels for SPARC64 then we can simply initialise kernel_top to 0 and then skip the initrd load process if it hasn't been set by load_elf(). Reported-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>