f2fs: save a multiplication for last_nid calculation

Use a slightly easier way to calculate last_nid.

Signed-off-by: Fan li <fanofcode.li@samsung.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index 09707de..930bdb9 100644 (file)
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -2629,7 +2629,7 @@ static inline void load_free_nid_bitmap(struct f2fs_sb_info *sbi)
                __set_bit_le(i, nm_i->nat_block_bitmap);
 
                nid = i * NAT_ENTRY_PER_BLOCK;
-               last_nid = (i + 1) * NAT_ENTRY_PER_BLOCK;
+               last_nid = nid + NAT_ENTRY_PER_BLOCK;
 
                spin_lock(&NM_I(sbi)->nid_list_lock);
                for (; nid < last_nid; nid++)