Remove the tailing backslash in macro BTREE_FLAG in btree.h
Signed-off-by: Shenghui Wang <shhuiw@foxmail.com>
Signed-off-by: Coly Li <colyli@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
 {      return test_bit(BTREE_NODE_ ## flag, &b->flags); }              \
                                                                        \
 static inline void set_btree_node_ ## flag(struct btree *b)            \
-{      set_bit(BTREE_NODE_ ## flag, &b->flags); }                      \
+{      set_bit(BTREE_NODE_ ## flag, &b->flags); }
 
 enum btree_flags {
        BTREE_NODE_io_error,