IPMI breaks 'make all{yes|mod}config'

[Jeff Garzik <jgarzik@pobox.com>]

Everything else seems to build, here on x86 32-bit all{yes|mod}config, 
except IPMI.  See attached build log for output.

	Jeff



  CHK     include/linux/version.h
make[1]: `arch/i386/kernel/asm-offsets.s' is up to date.
  CHK     include/linux/compile.h
  CHK     usr/initramfs_list
  AS      arch/i386/kernel/vsyscall-note.o
  SYSCALL arch/i386/kernel/vsyscall-int80.so
  SYSCALL arch/i386/kernel/vsyscall-sysenter.so
  AS      arch/i386/kernel/vsyscall.o
  SYSCALL arch/i386/kernel/vsyscall-syms.o
  LD      arch/i386/kernel/built-in.o
  CC      drivers/char/ipmi/ipmi_devintf.o
drivers/char/ipmi/ipmi_devintf.c: In function `ipmi_new_smi':
drivers/char/ipmi/ipmi_devintf.c:532: warning: passing arg 1 of `class_simple_device_add' from incompatible pointer type
drivers/char/ipmi/ipmi_devintf.c: In function `ipmi_smi_gone':
drivers/char/ipmi/ipmi_devintf.c:537: warning: passing arg 1 of `class_simple_device_remove' makes integer from pointer without a cast
drivers/char/ipmi/ipmi_devintf.c:537: error: too many arguments to function `class_simple_device_remove'
drivers/char/ipmi/ipmi_devintf.c: In function `init_ipmi_devintf':
drivers/char/ipmi/ipmi_devintf.c:558: warning: assignment from incompatible pointer type
drivers/char/ipmi/ipmi_devintf.c:566: warning: passing arg 1 of `class_simple_destroy' from incompatible pointer type
drivers/char/ipmi/ipmi_devintf.c:580: warning: passing arg 1 of `class_simple_destroy' from incompatible pointer type
drivers/char/ipmi/ipmi_devintf.c: In function `cleanup_ipmi':
drivers/char/ipmi/ipmi_devintf.c:591: warning: passing arg 1 of `class_simple_destroy' from incompatible pointer type
make[3]: *** [drivers/char/ipmi/ipmi_devintf.o] Error 1
make[2]: *** [drivers/char/ipmi] Error 2
make[1]: *** [drivers/char] Error 2
make: *** [drivers] Error 2