From: David Regan dregan@broadcom.com
[ Upstream commit d4bba1501f72e8af09f2cde3d327147de1b69f5d ]
Fix return types for exec_op reset and status helper functions.
Reported-by: Dan Carpenter dan.carpenter@linaro.org Closes: http://lists.infradead.org/pipermail/linux-mtd/2023-December/102423.html Fixes: 3c8260ce7663 ("mtd: rawnand: brcmnand: exec_op implementation") Signed-off-by: David Regan dregan@broadcom.com Signed-off-by: William Zhang william.zhang@broadcom.com Reviewed-by: William Zhang william.zhang@broadcom.com Reviewed-by: Florian Fainelli florian.fainelli@broadcom.com Signed-off-by: Miquel Raynal miquel.raynal@bootlin.com Link: https://lore.kernel.org/linux-mtd/20240223034758.13753-2-william.zhang@broad... Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/mtd/nand/raw/brcmnand/brcmnand.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index 8faca43ae1ff9..b8e70fc64348e 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -625,7 +625,7 @@ enum { /* Only for v7.2 */ #define ACC_CONTROL_ECC_EXT_SHIFT 13
-static u8 brcmnand_status(struct brcmnand_host *host); +static int brcmnand_status(struct brcmnand_host *host);
static inline bool brcmnand_non_mmio_ops(struct brcmnand_controller *ctrl) { @@ -1690,7 +1690,7 @@ static int brcmnand_waitfunc(struct nand_chip *chip) INTFC_FLASH_STATUS; }
-static u8 brcmnand_status(struct brcmnand_host *host) +static int brcmnand_status(struct brcmnand_host *host) { struct nand_chip *chip = &host->chip; struct mtd_info *mtd = nand_to_mtd(chip); @@ -1701,7 +1701,7 @@ static u8 brcmnand_status(struct brcmnand_host *host) return brcmnand_waitfunc(chip); }
-static u8 brcmnand_reset(struct brcmnand_host *host) +static int brcmnand_reset(struct brcmnand_host *host) { struct nand_chip *chip = &host->chip;
@@ -2433,7 +2433,11 @@ static int brcmnand_exec_op(struct nand_chip *chip,
if (brcmnand_op_is_status(op)) { status = op->instrs[1].ctx.data.buf.in; - *status = brcmnand_status(host); + ret = brcmnand_status(host); + if (ret < 0) + return ret; + + *status = ret & 0xFF;
return 0; }