f2fs: fix coding style

This patch fixes wrong coding style.
Signed-off-by: NJaegeuk Kim <jaegeuk@kernel.org>

fs/f2fs/f2fs.h

@@ -781,7 +781,7 @@ static inline void *__bitmap_ptr(struct f2fs_sb_info *sbi, int flag)
 		if (flag == NAT_BITMAP)
 			return &ckpt->sit_nat_version_bitmap;
 		else
-			return ((unsigned char *)ckpt + F2FS_BLKSIZE);
+			return (unsigned char *)ckpt + F2FS_BLKSIZE;
 	} else {
 		offset = (flag == NAT_BITMAP) ?
 			le32_to_cpu(ckpt->sit_ver_bitmap_bytesize) : 0;

fs/f2fs/file.c

@@ -231,8 +231,9 @@ static pgoff_t __get_first_dirty_index(struct address_space *mapping,
 
 	/* find first dirty page index */
 	pagevec_init(&pvec, 0);
-	nr_pages = pagevec_lookup_tag(&pvec, mapping, &pgofs, PAGECACHE_TAG_DIRTY, 1);
-	pgofs = nr_pages ? pvec.pages[0]->index: LONG_MAX;
+	nr_pages = pagevec_lookup_tag(&pvec, mapping, &pgofs,
+					PAGECACHE_TAG_DIRTY, 1);
+	pgofs = nr_pages ? pvec.pages[0]->index : LONG_MAX;
 	pagevec_release(&pvec);
 	return pgofs;
 }