*/
int nand_ecc_init_ctx(struct nand_device *nand)
{
- if (!nand->ecc.engine->ops->init_ctx)
+ if (!nand->ecc.engine || !nand->ecc.engine->ops->init_ctx)
return 0;
return nand->ecc.engine->ops->init_ctx(nand);
*/
void nand_ecc_cleanup_ctx(struct nand_device *nand)
{
- if (nand->ecc.engine->ops->cleanup_ctx)
+ if (nand->ecc.engine && nand->ecc.engine->ops->cleanup_ctx)
nand->ecc.engine->ops->cleanup_ctx(nand);
}
EXPORT_SYMBOL(nand_ecc_cleanup_ctx);
int nand_ecc_prepare_io_req(struct nand_device *nand,
struct nand_page_io_req *req)
{
- if (!nand->ecc.engine->ops->prepare_io_req)
+ if (!nand->ecc.engine || !nand->ecc.engine->ops->prepare_io_req)
return 0;
return nand->ecc.engine->ops->prepare_io_req(nand, req);
int nand_ecc_finish_io_req(struct nand_device *nand,
struct nand_page_io_req *req)
{
- if (!nand->ecc.engine->ops->finish_io_req)
+ if (!nand->ecc.engine || !nand->ecc.engine->ops->finish_io_req)
return 0;
return nand->ecc.engine->ops->finish_io_req(nand, req);
mtd->_erase = spinand_mtd_erase;
mtd->_max_bad_blocks = nanddev_mtd_max_bad_blocks;
- ret = mtd_ooblayout_count_freebytes(mtd);
- if (ret < 0)
- goto err_cleanup_ecc_engine;
+ if (nand->ecc.engine) {
+ ret = mtd_ooblayout_count_freebytes(mtd);
+ if (ret < 0)
+ goto err_cleanup_ecc_engine;
+ }
mtd->oobavail = ret;