tree 5a2b8aa23949b4216e571641e66950495bc74c21
parent 70655c06bd3f25111312d63985888112aed15ac5
author Anton Blanchard <anton@samba.org> 1270589695 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1270654683 -0700

devmem: handle class_create() failure

I hit this when we had a bug in IDR for a few days.  Basically sysfs would
fail to create new inodes since it uses an IDR and therefore class_create
would fail.

While we are unlikely to see this fail we may as well handle it instead of
oopsing.

Signed-off-by: Anton Blanchard <anton@samba.org>
Reviewed-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>