NULL noise: fs/*, mm/*, kernel/*

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/reiserfs/lbalance.c b/fs/reiserfs/lbalance.c
index 281f806..6de060a 100644
--- a/fs/reiserfs/lbalance.c
+++ b/fs/reiserfs/lbalance.c
@@ -626,7 +626,7 @@
 			       "vs-10250: leaf_define_dest_src_infos: shift type is unknown (%d)",
 			       shift_mode);
 	}
-	RFALSE(src_bi->bi_bh == 0 || dest_bi->bi_bh == 0,
+	RFALSE(!src_bi->bi_bh || !dest_bi->bi_bh,
 	       "vs-10260: mode==%d, source (%p) or dest (%p) buffer is initialized incorrectly",
 	       shift_mode, src_bi->bi_bh, dest_bi->bi_bh);
 }