Avoid using specific defined values for checking returned status of the
->erase() hook. Instead, use usual negative error values on failure,
zero otherwise.
Signed-off-by: Miquel Raynal <miquel.ray...@free-electrons.com>
---
drivers/mtd/nand/denali.c | 2 +-
drivers/mtd/nand/docg4.c | 7 ++++++-
drivers/mtd/nand/nand_base.c | 2 +-
3 files changed, 8 insertions(+), 3 deletions(-)
diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c
index 34008a02ddb0..3e19861a46c6 100644
--- a/drivers/mtd/nand/denali.c
+++ b/drivers/mtd/nand/denali.c
@@ -951,7 +951,7 @@ static int denali_erase(struct mtd_info *mtd, int page)
irq_status = denali_wait_for_irq(denali,
INTR__ERASE_COMP | INTR__ERASE_FAIL);
- return irq_status & INTR__ERASE_COMP ? 0 : NAND_STATUS_FAIL;
+ return irq_status & INTR__ERASE_COMP ? 0 : -EIO;
}
static int denali_setup_data_interface(struct mtd_info *mtd, int chipnr,
diff --git a/drivers/mtd/nand/docg4.c b/drivers/mtd/nand/docg4.c
index 2436cbc71662..45c01b4b34c7 100644
--- a/drivers/mtd/nand/docg4.c
+++ b/drivers/mtd/nand/docg4.c
@@ -900,6 +900,7 @@ static int docg4_erase_block(struct mtd_info *mtd, int page)
struct docg4_priv *doc = nand_get_controller_data(nand);
void __iomem *docptr = doc->virtadr;
uint16_t g4_page;
+ int status;
dev_dbg(doc->dev, "%s: page %04x\n", __func__, page);
@@ -939,7 +940,11 @@ static int docg4_erase_block(struct mtd_info *mtd, int
page)
poll_status(doc);
write_nop(docptr);
- return nand->waitfunc(mtd, nand);
+ status = nand->waitfunc(mtd, nand);
+ if (status < 0)
+ return status;
+
+ return status & NAND_STATUS_FAIL ? -EIO : 0;
}
static int write_page(struct mtd_info *mtd, struct nand_chip *nand,
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 630048f5abdc..4d1f2bda6095 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -3077,7 +3077,7 @@ int nand_erase_nand(struct mtd_info *mtd, struct
erase_info *instr,
status = chip->erase(mtd, page & chip->pagemask);
/* See if block erase succeeded */
- if (status & NAND_STATUS_FAIL) {
+ if (status) {
pr_debug("%s: failed erase, page 0x%08x\n",
__func__, page);
instr->state = MTD_ERASE_FAILED;
--
2.11.0
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