arch/powerpc/platforms/powernv/opal-dump.c: fix world-writable sysfs files

If you don't have a store function, you're not writable anyway!

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2014-08-07 22:38:55 +09:30
commit 76215b04fd