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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Cc: David Regan <dregan@broadcom.com>,
	Dan Carpenter <dan.carpenter@linaro.org>,
	William Zhang <william.zhang@broadcom.com>,
	Florian Fainelli <florian.fainelli@broadcom.com>,
	Miquel Raynal <miquel.raynal@bootlin.com>,
	Sasha Levin <sashal@kernel.org>
Subject: [PATCH 6.8 479/715] mtd: rawnand: brcmnand: exec_op helper functions return type fixes
Date: Sun, 24 Mar 2024 18:30:58 -0400
Message-ID: <20240324223455.1342824-480-sashal@kernel.org>
In-Reply-To: <20240324223455.1342824-1-sashal@kernel.org>
References: <20240324223455.1342824-1-sashal@kernel.org>
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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@broadcom.com
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;
 	}
-- 
2.43.0