lib: bitmap: add missing mask in bitmap_and
authorRasmus Villemoes <linux@rasmusvillemoes.dk>
Wed, 6 Aug 2014 23:10:22 +0000 (16:10 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 7 Aug 2014 01:01:27 +0000 (18:01 -0700)
commit7e5f97d1927f41affa21aa5b321865ceab1994ce
tree671aaafdac301ef670434667f4b157cd127d8525
parentc5341ec8904ebff50f365a2626da6ab525d63b9e
lib: bitmap: add missing mask in bitmap_and

Apparently, bitmap_and is supposed to return whether the new bitmap is
empty.  But it didn't take potential garbage bits in the last word into
account.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
include/linux/bitmap.h
lib/bitmap.c