fix a typo error in slab.h
"allocagtor" -> "allocator"
Signed-off-by: Ntangjianqiang <tangjianqiang@xiaomi.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Acked-by: NSouptick Joarder <jrdr.linux@gmail.com>
Link: https://lkml.kernel.org/r/1600230053-24303-1-git-send-email-tangjianqiang@xiaomi.comSigned-off-by: NLinus Torvalds <torvalds@linux-foundation.org>