From: david regan <dregan@broadcom.com>
To: Brian Norris <computersforpeace@gmail.com>,
Kamal Dasu <kdasu.kdev@gmail.com>,
Boris Brezillon <bbrezillon@kernel.org>,
Miquel Raynal <miquel.raynal@bootlin.com>,
Richard Weinberger <richard@nod.at>,
David Woodhouse <dwmw2@infradead.org>,
Marek Vasut <marek.vasut@gmail.com>,
linux-mtd@lists.infradead.org,
bcm-kernel-feedback-list@broadcom.com,
linux-kernel@vger.kernel.org, Ruan Jinjie <ruanjinjie@huawei.com>,
William Zhang <william.zhang@broadcom.com>,
dregan@mail.com, dregan@broadcom.com
Subject: [PATCH] mtd: rawnand: brcmnand: fix status read of brcmnand_waitfunc
Date: Mon, 25 Nov 2024 18:39:16 -0800 [thread overview]
Message-ID: <20241126023916.197635-1-dregan@broadcom.com> (raw)
This change fixes an issue where an error return value may be mistakenly
used as NAND status.
Fixes: f504551b7f15 ("mtd: rawnand: Propagate error and simplify ternary operators for brcmstb_nand_wait_for_completion()")
Signed-off-by: david regan <dregan@broadcom.com>
Reviewed-by: William Zhang <william.zhang@broadcom.com>
---
drivers/mtd/nand/raw/brcmnand/brcmnand.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
index 482c6f093f99..701aa19328ad 100644
--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c
+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
@@ -1893,6 +1893,11 @@ static int brcmnand_write(struct mtd_info *mtd, struct nand_chip *chip,
brcmnand_send_cmd(host, CMD_PROGRAM_PAGE);
status = brcmnand_waitfunc(chip);
+ if (status < 0) {
+ ret = status;
+ goto out;
+ }
+
if (status & NAND_STATUS_FAIL) {
dev_info(ctrl->dev, "program failed at %llx\n",
(unsigned long long)addr);
--
2.37.3
next reply other threads:[~2024-11-26 2:39 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-26 2:39 david regan [this message]
2024-12-24 12:40 ` Miquel Raynal
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