[PATCH 09/11] mtd: nand: denali: return error code from nand_scan_ident/tail on error

From: Masahiro Yamada
Date: Tue Nov 08 2016 - 23:35:07 EST


The nand_scan_ident/tail() returns an appropriate error value when
it fails. Use it instead of the fixed -ENXIO.

Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
---

drivers/mtd/nand/denali.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c
index f188a48..d482d8d 100644
--- a/drivers/mtd/nand/denali.c
+++ b/drivers/mtd/nand/denali.c
@@ -1474,10 +1474,9 @@ int denali_init(struct denali_nand_info *denali)
* this is the first stage in a two step process to register
* with the nand subsystem
*/
- if (nand_scan_ident(mtd, denali->max_banks, NULL)) {
- ret = -ENXIO;
+ ret = nand_scan_ident(mtd, denali->max_banks, NULL);
+ if (ret)
goto failed_req_irq;
- }

/* allocate the right size buffer now */
devm_kfree(denali->dev, denali->buf.buf);
@@ -1580,10 +1579,9 @@ int denali_init(struct denali_nand_info *denali)
denali->nand.ecc.write_oob = denali_write_oob;
denali->nand.erase = denali_erase;

- if (nand_scan_tail(mtd)) {
- ret = -ENXIO;
+ ret = nand_scan_tail(mtd);
+ if (ret)
goto failed_req_irq;
- }

ret = mtd_device_register(mtd, NULL, 0);
if (ret) {
--
1.9.1