kexec: Fix printf warning

Fixes warnings like these when building kexec for powerpc (32 bit):

  kexec.c: warning: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 2 has type ‘uint64_t

Signed-off-by: Geoff Levand <geoff@infradead.org>
Signed-off-by: Simon Horman <horms@verge.net.au>
1 file changed