f2fs: remove dead code in update_meta_page

After commit a468f0ef516f ("f2fs: use crc and cp version to determine
roll-forward recovery"), last caller of update_meta_page passing @src
with NULL is gone, so remove related dead code there.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 79efe3e71c931d7bc733bdabe599626fcb6644ea..5789d2e622ac390f2f2bbd3ca2de9330123a9ae4 100644 (file)
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1991,12 +1991,8 @@ struct page *get_sum_page(struct f2fs_sb_info *sbi, unsigned int segno)
 void update_meta_page(struct f2fs_sb_info *sbi, void *src, block_t blk_addr)
 {
        struct page *page = grab_meta_page(sbi, blk_addr);
-       void *dst = page_address(page);
 
-       if (src)
-               memcpy(dst, src, PAGE_SIZE);
-       else
-               memset(dst, 0, PAGE_SIZE);
+       memcpy(page_address(page), src, PAGE_SIZE);
        set_page_dirty(page);
        f2fs_put_page(page, 1);
 }